1. Vienna, Austria | 2. Zurich, Switzerland | 3. Auckland, New Zealand | 4. Munich, Germany | 5. Vancouver, Canada | Source: Mercer
Globally, 60 percent of people don't have enough clean water, and climate change is making the situation worse. Chilufya Chileshe from WaterAid explains why southern Africa is particularly vulnerable.
Air pollution kills hundreds of thousands of Europeans every year. But breathing is riskier in some places than others. In countries like Poland, change is happening — but only slowly.
The WWF has published its biennial report on the state of life on Earth and the threats to it. Digging into the data, we highlight what you need know about the state of the planet's animals.
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