
Biodiversity, the variety of life on Earth, is vital to the health of the planet. But overdevelopment and deforestation have threatened biodiversity, as have pollution, overfishing, and hunting and poaching. Conservation efforts must be intensified in order to avoid collapse...

Biodiversity, the variety of life on Earth, is vital to the health of the planet. But overdevelopment and deforestation have threatened biodiversity, as have pollution, overfishing, and hunting and poaching. Conservation efforts must be intensified in order to avoid collapse...