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.

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

Spread the loveThe Department of Elementary and Secondary Education Commissioner Russell Johnston visited Westfield to view ...