How fast the planet warms will be crucial for livability

The world is warming … and fast. The global average temperature has already risen by more than 1°C as a result of greenhouse gas emissions from human activity, and most of that warming has come in just the last 50 years.

Could we cool the Earth with an ice-free Arctic?

The Arctic region is heating up faster than any other place on Earth, and as more and more sea ice is lost every year, we are already feeling the impacts. IIASA researchers explored strategies for cooling down the oceans ...

The year the world woke up to the climate emergency

Schoolchildren skipping class to strike, protests bringing city centres to a standstill: armed with dire warnings from scientists, people around the world dragged the climate emergency into the mainstream in 2019.

Choose hope or climate surrender, says UN chief

Confronted with a climate crisis threatening civilisation itself, humanity must choose between hope and surrender, UN chief Antonio Guterres told the opening plenary of a UN climate conference Monday.

Net zero emissions: What's in a date?

Arguably the principal environmental burden facing inhabitants of Planet Earth is the prospect of "global warming" (or "global heating" as recently suggested as a more appropriate term by a senior UK Met Office scientist) ...

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