Describe ecological succession, and compare and contrast primary and secondary succession.
Explain how climate is a key abiotic factor that can be influenced by human activity (cause and effect).
Describe how conservation methods can help protect and restore ecosystems.
Describe the effects of human population on the biosphere (including air and water pollution, climate change, greenhouse effect, habitat fragmentation and loss, and introduced species).
Explain the importance of biodiversity for sustainable ecosystems.
Explain the role of conservation ecology in sustaining biodiversity.