As spring phases into summer in North America, with trees flowering and birds migrating, nature seems abundant. In fact, however, the Earth is losing animals, birds, reptiles and other living things so fast that some scientists believe the planet is entering the sixth mass extinction in its history.
This fall, the United Nations will convene governments from around the world in Kunming, China, to establish new goals for protecting Earth’s ecosystems and their biodiversity – the variety of life at all levels, from genes to ecosystems.
