Ecosystems and Environmental Science

Ecology: study of interactions

Levels of organization: organism to biosphere

Biotic vs. abiotic factors

Habitats and niches

Population ecology: size and density

Population growth patterns

Limiting factors

Carrying capacity

Community interactions: competition

Predator-prey dynamics

Symbiotic relationships review

Energy flow in ecosystems

Trophic levels

Food chains and food webs

Energy pyramids

Carbon cycle

Nitrogen cycle

Water cycle review

Biomes: terrestrial overview

Biomes: aquatic overview

Ecosystem services

Human impact: pollution

Human impact: habitat destruction

Human impact: invasive species

Climate change: causes

Climate change: effects

Biodiversity and conservation

Sustainability concepts

Environmental action and solutions

Unit assessment