A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, ...

The Impact Ecosystem stream offers the opportunity to undertake research into the wider operation of impact-first organisations and the structures within which they work. The stream is broadly defined ...

Organic particles in the runoff contribute to the food base in stream and river ecosystems. Heavy rainfall and snowmelt can greatly magnify the volume of stream water in a relatively short period ...

Bruce Wallace and colleagues (1997) actually found that the production of predacious invertebrates was about 36% that of primary consumers in a stream ecosystem over many years, implying that ...