Wetlands, rivers, lakes, and coastal estuaries are all aquatic ecosystems—critical elements of Earth’s dynamic processes and essential to human economies and health. Wetlands connect land and ...

All major components of our environment - land ... and biodiversity loss have detrimental effects on the very ecosystem services that support local communities, national economies, and overall human ...

What powers life? In most ecosystems, sunlight is absorbed and converted into usable forms of energy via photosynthesis. These usable forms of energy are carbon-based. A primary example of this ...

and tundra ecosystems. But all can be contained within three main categories:terrestrial ecosystems on land;freshwater ecosystems in rivers and lakes;and ocean water ecosystems at sea. Take a look ...