What is climate change? A really simple guide
Human activities are causing world temperatures to rise, posing serious threats to people and nature. Things are likely to worsen in the coming decades, but scientists argue urgent action can still limit the worst effects of climate change.
Climate change is the long-term shift in the Earth’s average temperatures and weather conditions. The world has been warming up quickly over the past 100 years or so. As a result, weather patterns are changing.