One-fifth of ecosystems in danger of collapse – here’s what that might look like
Recovering an ecosystem’s original state may be impossible because the external conditions that it depended upon simply no longer exist
How will climate change affect carbon sequestered in tropical forests?
New study emphasises not just species diversity but also geodiversity
Himalayas: the agenda for development and environment
We need to think about a pan-Himalayan development strategy which is based on the region's natural resources, culture and traditional knowledge