Ecosystems are made up of living – or biotic – organisms, like plants and animals;which rely on nonliving – or abiotic – things, like the sun and the weather,to survive and thrive.

The biotic parts of the ecosystem, which include bacteria, flora and fauna, have a complex relationship with the abiotic components - changing one will lead to a change in the other.

Abiotic factors are non-living chemical and physical elements in the environment, which affect individual organisms as well as ecosystems. Examples are UV, IR and visible light, radiation ...

The drought monitor report as of Tuesday, Dec. 3 is basically unchanged from two weeks ago. Almost one-third of the state is totally out of dry conditions (mostly Southwest and South Central Kansas).

Threats to the kelp forest ecosystem include sewage dumping ... organisms will help students understand the role of biotic and abiotic factors that affect the kelp forest community, from sea ...

Plant ecology, terrestrial ecosystem science. Major areas of research include the nutritional ecology of alpine plants, resource use by plant communities, abiotic and biotic constraints on primary ...

Agriculture is a major contributor to the world's food supply and is highly dependent on field crops, which face serious ...