Leaves of the evergreen shrub. Drawing by William Clark, from the diaries of the Lewis and Clark Expedition through Montana and other western states, February 12-13, 1806. Ecosystems. Everyone in the ...

Through the commodification of nature, the framing of the environment as a 'natural resource' or 'ecosystem service' has become increasingly prominent in international environmental governance. The ...

The loss of biodiversity—which means the decline in the richness and variety of plants and animals in the natural ecosystem—has emerged as a severe new risk for investors. The World Economic Forum’s ...

The vibrancy and diversity of butterfly species can also serve as an indicator of ecological health and a loss of complexity in ecosystems Desiree Anello is a Writer/Reporter at PEOPLE. She has been ...

Worldwide, introduced non-native herbivores have the potential to threaten native ecosystems. For example, in western North America, uncontrolled numbers of feral horses and burros are threatening ...