posted by lll .
I need a topic for with this criteria..
Asses the impact of a factor related to human activity that threatens the sustainability of a terrestrial or aquatic ecosystem
Evaluate the effectiveness of government initiatives in canada and or the efforts of societal groups (Aboriginals communities) with respect to an environmental issue that afects the sustainability of terrestrial or aquatic ecosystems.
Biology 9 -
You'll be able to get some ideas in these sites.