Identify the main topic of the text.
a) The impact of human development on the environment.
b) The evolution of the human species.
c) The role of...
Identify the main topic of the text.
a) The impact of human development on the environment. b) The evolution of the human species. c) The role of ecologists in sustainable development. d) The benefits and costs of mining in Brazil. e) The extinction of animal species in the last 100 years.
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