Aquatic species decline at dams and weirs documented Date: September 14, 2011 Source: Technische Universitaet Muenchen Summary: Dams and weirs have a stronger impact on watercourse ecosystems than ...

Abiotic factors have profound impacts on the variety and abundance of life in an ecosystem, whether in water or on land. But it works both ways: Biotic factors can also alter abiotic factors.

Our ecosystem is composed of both biotic and abiotic components. Both of these components have stark differences between them and it is important to understand to gain a better understanding of ...

Abiotic factors are the non-living components of the ecosystem, including sunlight, water, temperature, wind, and nutrients. Ecologists use biotic and abiotic factors to predict population changes ...