The UN Intergovernmental Panel on Climate Change has released a report warning governments that time is running out to limit global warming. The central message - switch to renewable energy sources as fast as possible.
Climate change is a global threat. So where to get the best perspective on the problem? Space! Scientists are monitoring Earth with satellites and running experiments in zero gravity to help save our fragile planet.
Nearly a third of coral in the Great Barrier Reef died during a nine-month period in 2016. The die-off was caused by high sea temperatures.
Environmental rights group have described the government's decision as a "historic moment" for New Zealand. But opposition lawmakers have slammed the government, saying the move could undermine the economy.
New research suggests that unless we rapidly cut greenhouse gas emissions we will have to extract far more CO2 from the atmosphere than we are technically prepared for.
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