Hundreds of thousands of people marched through the streets in support of action on climate change, but that didn't lead to seats for the Green Party.
Nitrogen-fixing bacteria help tropical phytoplankton absorb carbon dioxide, creating a biological pump in the oceans.
How are oil companies positioning themselves for a post-carbon world? So far, cautiously.
Despite voting to remain a member of an Australian coal lobby group, there are growing divisions between fossil fuel extractors and the larger energy industry.
A particular brand of climate denial among coastal property owners presents a conundrum for councils and governments trying to plan for sea-level rise.
The vast emissions caused by these individuals suggest that a very small share of humanity has a very significant role in global warming.
Why did Earth's climate rapidly cool 12,800 years ago? Evidence is mounting that a comet or asteroid collision is to blame, with new support coming from the bottom of a South Carolina lake.
The rise and fall of monkeys in ancient Europe should remind us of our own species' precarious relationship with changing climates.
Earth-centred children's programs that seek to build ethical partnerships with Indigenous communities have an important role in learning about weathering climate change.
In the past, governments have worked much more closely with scientists to respond to emergencies.
Thousands of people turned out for the march for climate on Sept. 27 but new questions have arisen about the form these protests will take in the future.
The costs, and the pain, of climate change only increase the longer we wait to act.
Hundreds of bishops, priests, missionaries and tribal leaders are at the Vatican for the Synod of the Amazon, a three-week meeting focused on the environmental crisis threatening Amazonian peoples.
Extinction Rebellion isn't trying to win support or inspire people – it's trying to force action.
As climate change intensifies the risk of wildfires in California, insurers are dropping coverage for many homeowners.
Prime Minister Scott Morrison has asked Australians to pray for rain, but can God answer prayers? And if He can, should He?
We need to create a transport system that is zero carbon – and socially just – in only a few years. We just need to recognise that it's possible.
In New Zealand, where more than 80% of electricity is renewable, the carbon footprint of electric cars is 62% lower than that of fossil cars. But their lithium battery has other environmental impacts.
Conservatives share some of the same values as environmentalists. Tapping into these can help tackle climate change.
All the Great Lakes are at, or close to, record highs. But it is us, not the water, that needs to move out of the way.