Ethereum: second biggest cryptocurrency to cut energy use by over 99%, but the industry still has a long way to go
Cryptocurrency has a substantial carbon footprint. Ethereum have taken steps to address this, but will others follow suit?
Sept. 5, 2022 • ~7 min
Armed militias in Brazil hold enormous sway over fate of Amazon – and the global climate
Militias mete out violence far from the centres of power – but their dirty work is politically useful.
Aug. 1, 2022 • ~7 min
Eco-friendly tech comes with its own environmental costs: that's why it's vital to cut energy demand now
Solar panels and electric cars come with their own environmental trade-offs like increased mining and extraction.
June 16, 2022 • ~6 min
Wealthy nations are carving up space and its riches – and leaving other countries behind
Current trends suggest that powerful nations are defining the rules of resource use in space and satellite access in ways that will make it hard for developing nations to ever catch up.
May 11, 2022 • ~9 min
A new coal mine in Cumbria makes no sense for the climate – or Britain's energy security
After years of complex legal processes and misinformation, the mine’s fate hangs in the balance.
April 26, 2022 • ~6 min
Bitcoin: Greenpeace says a code change could slash cryptocurrency energy use – here’s why it’s not so simple
Proof of Work mining is inherently wasteful, but don’t expect a switch any time soon.
March 31, 2022 • ~8 min
Bitcoin: could a simple code change really cut cryptocurrency's energy use by 99.9%?
Proof of Work mining is inherently wasteful, but don’t expect a switch any time soon.
March 31, 2022 • ~8 min
Asteroid sharing Earth’s orbit discovered – could it help future space missions?
There may be many more asteroids in the same orbit as Earth, some of which we might be able to mine.
Feb. 3, 2022 • ~7 min
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