UNIT 10

ECOSYSTEMS

What is an ecosystem?

BIOTOPE

COMMUNITY

ECOSYSTEM

The cycle of matter

Energy in ecosystems

Energy pyramid

Terrestrial ecosystems

Mediterranean ecosystem

Atlantic forest

Aquatic ecosystems

Fluvial ecosystem

Wetlands

Coastal ecosystem

Marine ecosystem

Marine biomes

PlanktonNektonBenthos

Changing ecosystemsInfestations

Mejillón cebra

Kudzu

Introduction of new species

DDT effect

Acid rain

Pollution

Effects in the atmosphere

Overexplotations

Waste