Waste-to-energy incineration has been raised as a solution to the global plastic waste problem, but the technology adds pollution and greenhouse gas emissions and encourages more waste production.
The Earth has experienced five periods of mass extinction. Scientists can’t quite be certain yet, but they’re fairly sure we’re now well into the sixth.
President Trump has confirmed that the US will leave the Paris Agreement on climate change on the earliest allowable date: Nov. 4, 2020. Will this hobble efforts to slow global warming?
Fire officials warn that this week’s catastrophic fire conditions are “where people die”. Climate change has arrived, and politicians should drop the meaningless rhetoric.
Pressure is mounting on Australia’s dairy farmers, from farm gate prices to animal welfare concerns, and technology that could produce milk without cows.
The problems of climate change are not only problems of science and technology. They are also moral, ethical and spiritual problems about how we live our lives.
The Saudi government’s oil firm is set to become the world’s biggest public company, but investors are already betting against its long-term prospects.
Emperor Penguins thrive in harsh conditions, but a new study shows that their fate depends on human action to slow global warming and associated loss of sea ice.
Eminent economist Ross Garnaut says if climate action fails, he fears the consequences ‘would be beyond contemporary Australia’. But zero-emissions iron and aluminium could be the way forward.
What if the nightly news had regular updates on forest clearing, ocean temperatures and fossil fuel consumption? These indicators sit alongside temperatures as signs of climate change.
The atmosphere of Mars is more than 96% carbon dioxide, but the planet is cold because its atmosphere is extremely thin, very dry and further away from the Sun.