ECOLOGY AND ENERGY PRODUCTION

ECOLOGY AND ENERGY PRODUCTION

Tuesday, June 18, 2019



Jeff Bezos' futuristic vision of self-sustaining habitats that could house a TRILLION people in space

  • Jeff Bezos outlined his vision of self-sustaining space colonies during secretive event in Washington DC 
  • He says this is still a long ways off, but could allow trillions of people to one day live in near-Earth space
  • The concept was first posited in the 1970s by Bezos’ former professor O’Neill, a Princeton physicist 
Last week, Amazon CEO Jeff Bezos finally lifted the veil on the lunar lander his aerospace company has been developing in secret for years, along with a plan to put humans back on the moon to stay.
And in the process, he also revealed an ambitious vision for space colonization.
Building off of a concept introduced decades ago by physicist Gerard O'Neill – who Bezos himself studied under during his time at Princeton, according to Fast Company – the Blue Origin founder outlined self-sustaining habitats that could hold entire cities, agricultural areas, and even national parks in space.
While such a future may still be a ways off, Bezos says it will be an ‘easy choice’ when faced with dwindling resources on Earth.
The habitats, reminiscent of the film Interstellar, could be built close enough to Earth to allow people to travel back and forth, and house ‘a million people or more each.’ And, according to Bezos, they’d have the ‘ideal climate’ at all times, ‘like Maui on its best day, all year long.’

‘These are beautiful, people are going to want to live here,’ Bezos said. ‘And they can be close to Earth so that you can return. Which is important, because people are going to want to return to Earth. They’re not going to want to leave Earth forever. They’re also going to be able to go between’
‘These are beautiful, people are going to want to live here,’ Bezos said. ‘And they can be close to Earth so that you can return. Which is important, because people are going to want to return to Earth. They’re not going to want to leave Earth forever. They’re also going to be able to go between’
‘We get to choose, do we want stasis and rationing, or do we want dynamism and growth?’ Bezos asked during the invite-only event in Washington DC on May 9th.
‘This is an easy choice. We know what, we want we just have to get busy.
‘If we’re out in the solar system, we can have a trillion humans in the solar system – which means we’d have a thousand Mozarts and a thousand Einsteins. This would be an incredible civilization.’
The concept was first posited in the 1970s by Bezos’ former professor O’Neill, whose proposed habitats would rotate in space to create artificial gravity based on centrifugal force.
‘These are very large structures, miles on end, and they hold a million people or more each,’ Bezos said.The habitats, reminiscent of the film Interstellar, could be built close enough to Earth to allow people to travel back and forth, and house ‘a million people or more each.’ And, according to Bezos, they’d have the ‘ideal climate’ at all times, ‘like Maui on its best day, all year long’
The habitats, reminiscent of the film Interstellar, could be built close enough to Earth to allow people to travel back and forth, and house ‘a million people or more each.’ And, according to Bezos, they’d have the ‘ideal climate’ at all times, ‘like Maui on its best day, all year long’
These cities may replicate cities on Earth, such as that pictured above, or start from scratch with their own futuristic architecture, Bezos noted. And, there would no rain, no storms, no earthquakes
These cities may replicate cities on Earth, such as that pictured above, or start from scratch with their own futuristic architecture, Bezos noted. And, there would no rain, no storms, no earthquakes
The concept was first posited in the 1970s by Bezos’ former professor O’Neill, whose proposed habitats would rotate in space to create artificial gravity based on centrifugal force. Blue Origins' take on the design was on display at the secretive event
The concept was first posited in the 1970s by Bezos’ former professor O’Neill, whose proposed habitats would rotate in space to create artificial gravity based on centrifugal force. Blue Origins' take on the design was on display at the secretive event
‘Some of them would be more recreational – they don’t all have to have the same gravity – they can have a recreational one that keeps it zero-g so you can go flying with your own wings.’
They may replicate cities on Earth or start from scratch with their own futuristic architecture, Bezos noted.
And, there would be 'no rain, no storms, no earthquakes.'
‘These are beautiful, people are going to want to live here,’ Bezos said.
‘And they can be close to Earth so that you can return. Which is important, because people are going to want to return to Earth. They’re not going to want to leave Earth forever. They’re also going to be able to go between.’
According to Bezos, traveling between different space colonies would be as simple as ‘a day trip.’
But, we still have a long way to go before the vision can become a reality.
‘This is going to take a long time, this is a big vision,’ Bezos said. ‘The price of admission to do interesting things in space right now is just too high.’Bezos himself studied under during his time at Princeton – the Blue Origin founder (left) outlined self-sustaining habitats that could hold entire cities, agricultural areas, and even national parks in space
According to Bezos, a trip between different space colonies would be as simple as ‘a day trip.’ But, we still have a long way to go before the vision can become a reality. ‘This is going to take a long time, this is a big vision,’ Bezos said. ‘The price of admission to do interesting things in space right now is just too high’
According to Bezos, a trip between different space colonies would be as simple as ‘a day trip.’ But, we still have a long way to go before the vision can become a reality. ‘This is going to take a long time, this is a big vision,’ Bezos said. ‘The price of admission to do interesting things in space right now is just too high’
While the event started off with the elaborate concept images of self-sustaining space habitats, the real star of the talk turned out to be something much closer to home – the moon. 
On stage, Bezos took the wraps off a massive model of what will be the firm’s first lunar lander, dubbed Blue Moon.
‘This is an incredible vehicle, and it’s going to the moon,’ Bezos said, according to CNN, which live-blogged the event.
According to the CEO, the lander has been in development for the last three years and is on track for a 2024 crewed moon landing – falling in line with the five-year deadline revealed earlier this year by Vice President Mike Pence.
The plan could ultimately serve as a stepping stone for colonization of the moon and deeper space targets, Bezos suggested.


WHAT IS THE BLUE MOON LANDER?

Blue Origin unveiled its lunar lander during a secretive event in May
Blue Origin unveiled its lunar lander during a secretive event in May
Jeff Bezos has revealed his space exploration company's new lunar lander, dubbed Blue Moon. 
The spacecraft is capable of carrying and delivering payloads to the moon's surface. 
'This is an incredible vehicle and it's going to the moon,' Bezos said. 
Blue Origin has long called out a mission to the moon as one of its foremost priorities and spent the past three years working to develop the craft. 
It harnesses many of the same 'propulsion, precision guidance, vertical landing and landing gear systems' utilized by New Shepard, Blue Origin's rocket meant to ferry humans to the moon.
The craft is equipped with fuel cells to provide 'kilowatts of power' that are capable of lasting for long-distance missions. 
Once Blue Moon arrives at its destination, it uses machine learning algorithms to land with precision on the lunar surface.  
Blue Moon can deliver several metric tons of payload to the moon, thanks to its top deck and lower bays, the latter of which will allow for 'closer access to the lunar surface and off-loading,' the firm said.
With this technology, Blue Origin hopes it will prepare us to be able to send humans back to the moon as soon as 2024.  
The spacecraft is capable of carrying and delivering payloads to the moon's surface. 'This is an incredible vehicle and it's going to the moon,' Bezos said
The spacecraft is capable of carrying and delivering payloads to the moon's surface. 'This is an incredible vehicle and it's going to the moon,' Bezos said

Tuesday, June 11, 2019



Green-fingered Prince Charles shows off his magic as these pictures reveal how he has transformed Highgrove's gardens in the last 25 years

  • Nowhere is the Prince's green ethos clearer than the resplendent organic Royal gardens he has lovingly tended to since he purchased Highgrove House in August 1980
  • It became the family residence and Prince William and Prince Harry spent a large chunk of their childhood at the house and playing in the expansive gardens
  • The Royal gardens are a haven for wildlife, and exotic plants, and this year Charles is celebrating the 25th anniversary of garden tours to show off the beautiful grounds
These new pictures show how green-fingered Prince Charles has stunningly transformed Highgrove's Royal Gardens.
The Prince of Wales is well-known for his love of nature, is a passionate supporter of organic farming, and thinks we must act urgently to effectively tackle climate change.
Nowhere is Charles's green ethos clearer than the resplendent organic Royal gardens he has lovingly tended to since he purchased Highgrove House in August 1980.
It became the family residence and Prince William and Prince Harry spent a large chunk of their childhood at the house playing in the expansive gardens, which are a haven for wildlife and exotic plants.
This year Charles is celebrating the 25th anniversary of garden tours which allowed members of the public to see and enjoy the beautiful grounds in Doughton, Gloucestershire.
In a post on the Highgrove Gardens Twitter accoun today, he said: 'One of my great joys is to see the pleasure that the garden can bring to many of the visitors and that everybody seems to find some part of it that is special to them.'
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The Rose Pergola was built in 1998 in local Cotswold stone. The oak beams are draped with roses, Wisteria, Clematis and honeysuckle
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The Terrace was one of the first gardens created at Highgrove and was designed by The Prince of Wales and Lady Salisbury. It contains plants chosen and planted by HRH. The pepper-pot pavilions, placed at the two corners of the terrace, were also designed by HRH
Prince Charles purchased Highgrove House in August 1980 and it became the family residence. Prince Harry and Prince William would both spend a lot of time at the home and playing in the gardens
Prince Charles purchased Highgrove House in August 1980 and it became the family residence. Prince Harry and Prince William would both spend a lot of time at the home and playing in the gardens
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When The Prince first moved into Highgrove, the Thyme Walk was very sparse. The Golden Yews have now been clipped into geometric shapes and the path is covered with a carpet of Thyme originally planted by HRH

Wednesday, June 5, 2019



Human civilisation could end by 2050 as experts warn climate change will cause ecological collapse followed by disease pandemics, nuclear war and lethal heatwaves

  • The report came from the Breakthrough National Centre for Climate Restoration
  • Climate change is a near-to-mid-term threat to civilisation, the authors said
  • Business-as-usual emissions could plausibly lead to a catastrophic future
  • They warn of climate tipping points that could lead to an uninhabitable Earth
Earth's climate could irreversibly pass a tipping point by 2050 that brings about the end of civilisation if greenhouse gas emissions proceed unchecked.
Severe warnings abound in the report from an Australian climate and policy think tank, which cautions that predictions are often understated.
A drastic shift to a zero-emissions industry is called for soon if we are to avert the catastrophic climate repercussions, the authors warn.
The catastrophic chain of environmental disasters will result in widespread pandemics, forced migration, a likely nuclear war as people fight over resources and vast amounts of deaths as global temperatures soar, it predicts. 
Should greenhouse gas emissions proceed unchecked, the Earth's climate could irreversibly pass a tipping point by 2050 that brings about the end of civilisation (stock image)
Should greenhouse gas emissions proceed unchecked, the Earth's climate could irreversibly pass a tipping point by 2050 that brings about the end of civilisation (stock image)
The policy paper is a product of the Breakthrough National Centre for Climate Restoration in Melbourne, Australia, and was authored by the organisation's research director, David Spratt, and Ian Dunlop, a former senior executive of Shell and past chair of the Australian Coal Association.
The report warns that even if nations adhere to the commitments set out in the 2015 Paris Climate Agreement, intended to keep warming to under 3°C by 2100, such does not consider long-term carbon cycle feedbacks of growing relevance.
Taking these into account, such a future could still see average global temperature increases of around 5°C by the end of the century.
This is higher than the 4°C figure that researchers have warned is incompatible with society as we know it, would be catastrophic to the majority of present-day ecosystems and may be, in the words of the World Bank, 'beyond adaptation'.
'Climate change now represents a near-to-mid-term existential threat to human civilisation,' Mr Dunlop and Mr Spratt wrote.
Of particular concern are potential climate tipping-points — critical thresholds which, once passed, result in step changes in the climate system that will be irreversible on human timescales.Even if the significantly lower target temperature increase of 3°C is achieved, such may still present a serious threat to many populations and regions, the report warns.
In a 2017 paper published in PNAS, researchers from the Texas A&M University and the University of California, San Diego warned that out current trajectory could lead to 3°C of warming by 2050, with 'catastrophic' results.
A number of ecosystems would collapse — including those of the Amazon rainforest, the Arctic and coral reef systems — while poorer nations and regions become unviable through their inability to provide sufficient artificially-cooled environments.
In the tropics, deadly heat conditions would be sustained for at least 100 days in every year, the report suggests.
This would drive the migration of more than a billion people out of such regions as West Africa, South America, South-East Asia and the Middle East into more temperate countries.
The frequency of extreme weather events such as heat waves, floods and storms would rise. 
Severe warnings abound in the report from an Australian climate and policy think tank, which cautions that climate predictions are often understated (stock image)
Severe warnings abound in the report from an Australian climate and policy think tank, which cautions that climate predictions are often understated (stock image)
Meanwhile, water resources would become increasingly strained in the tropics and subtropical zones, impacting around two billion people across the globe and rendering agriculture unsustainable in the dry subtropics. 
These factors and others would lead to a one-fifth decline in crop yields and a worldwide reduction in food production that would see food prices skyrocket. 
Rising sea levels would drown the lower reaches of agriculturally-important rivers such as the Ganges, Mekong and Nile, and force significant sectors of the world's most populous cities to be abandoned.
Many small islands would be rendered uninhabitable.
'Even for 2°C of warming, more than a billion people may need to be relocated, the report warns.
'In high-end scenarios, the scale of destruction is beyond our capacity to model, with a high likelihood of human civilisation coming to an end.' 
A drastic shift to a zero-emissions industry is called for soon if we are to avert the catastrophic climate repercussions, the authors warn (stock image)
A drastic shift to a zero-emissions industry is called for soon if we are to avert the catastrophic climate repercussions, the authors warn (stock image)
Welcome to the Anthropocene outlines state of the planet
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One of the primary reasons that the risks of climate change are poorly understood is that 'much knowledge produced for policymakers is too conservative,' Mr Spratt told Motherboard.
'Climate scientists may err on the side of “least drama”, the report said, with such researchers endeavouring to adhere to the scientific norms of restraint, objectivity and scepticism.
Consequentially they 'may underpredict or down-play future climate changes.' 
In fact, a 2007 analysis by the US Centre for Strategic and International Studies and the Center for New American Security reported that climate scientists consistently made predictions that were ultimately revealed to be less grave than the reality.
In addition, many studies — notably those of the Intergovernmental Panel on Climate Change (IPCC) — rely on and emphasise general climate models that overlook certain climate feedbacks while downplaying other inputs, like geological studies of past climates and semi-empirical models.
'A new approach to climate-related security risk-management is thus required,' the authors said, emphasising the need to give particular attention to any high-end possibilities raised by climate predictions.
It is harder to assess some of the more serious predictions put forward by climate science, as the circumstances they warn of fall completely outside of the range of recorded human experience, offering little by means of direct comparisons.
Nevertheless, the report recommends focusing on how short-term actions can prevent the planet reaching a 'point-of-no-return' by the middle of the century, at which point the prospect of a largely uninhabitable Earth leads to the breakdown of nations and the international order.'
The report warns that even if nations adhere to the commitments set out in the 2015 Paris Climate Agreement, intended to keep warming to under 3°C by 2100, such does not consider long-term carbon cycle feedbacks of growing relevance
The report warns that even if nations adhere to the commitments set out in the 2015 Paris Climate Agreement, intended to keep warming to under 3°C by 2100, such does not consider long-term carbon cycle feedbacks of growing relevance

WHAT DOES THE REPORT PREDICT FOR THE EARTH'S FUTURE?  

The authors put forward a plausible high-end scenario for how the Earth's climate could evolve in the next 30 years if emission are not checked:

2020–2030

Policy makers fail to meet Paris Climate Agreement Goals. 
Global warming reaches 1.6°C above pre-industrial levels .
Carbon dioxide levels reach 437 parts per million — a figure unprecedented in the last 20 million years. 

2030–2050

Emissions peak in 2030 and begin to fall — setting the planet up for 2.4°C of warming by 2050.
However, carbon-cycle feedbacks, along with ice and cloud reflectivity feedbacks, add another 0.6°C.
This brings the total warming to 3°C. 

2050+

A so-called 'Hothouse Earth' scenario is reached, where climate system feedbacks push the planet past the point of no-return. 
Continued greenhouse gas emissions line up the planet for another couple of degrees of warming.
Sea levels have risen by at least 1.6 feet (0.5 metres) and may reach around 10 feet (3 metres) by 2100.
35 per cent of the world is subject to at least 20 days of lethal heat per year.
30 per cent of the Earth's surface is subject to aridification.'A high-end 2050 scenario finds a world in social breakdown and outright chaos,' Mr Spratt said.
'But a short window of opportunity exists for an emergency, global mobilisation of resources, in which the logistical and planning experiences of the national security sector could play a valuable role.'
'A doomsday future is not inevitable,' agreed Admiral Chris Barrie, former Australian Defence Force chief and author of the paper's foreword.
'But without immediate drastic action our prospects are poor,' he added.
The global effort needed to address climate change should be akin to a wartime level of response, Mr Spratt and Mr Dunlop wrote, adding that 'it is essential to build a zero-emissions industrial system very quickly.'
'We must act collectively. We need strong, determined leadership in government, in business and in our communities to ensure a sustainable future for humankind.'
The full findings of the paper were published on the Breakthrough website.
David Attenborough warns 'time is running out' to tackle climate change
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WHAT IS THE PARIS AGREEMENT? 

The Paris Agreement, which was first signed in 2015, is an international agreement to control and limit climate change.
It hopes to hold the increase in the global average temperature to below 2°C (3.6ºF) 'and to pursue efforts to limit the temperature increase to 1.5°C (2.7°F)'.
It seems the more ambitious goal of restricting global warming to 1.5°C (2.7°F) may be more important than ever, according to previous research which claims 25 per cent of the world could see a significant increase in drier conditions.
In June 2017, President Trump announced his intention for the US, the second largest producer of greenhouse gases in the world, to withdraw from the agreement.  
The Paris Agreement on Climate Change has four main goals with regards to reducing emissions:
1)  A long-term goal of keeping the increase in global average temperature to well below 2°C above pre-industrial levels
2) To aim to limit the increase to 1.5°C, since this would significantly reduce risks and the impacts of climate change
3) Goverments agreed on the need for global emissions to peak as soon as possible, recognising that this will take longer for developing countries
4) To undertake rapid reductions thereafter in accordance with the best available science