Please state the options / choices so that we can answer your question.
<span> President Reagan
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Let's first think what could be a "positive" impact - this would mean making the environment more clean and more friendly towards other species.
So they could clean up the environment (from the mess that was likely introduced by a human activity) and support other organisms in it - for example by removing the physical barriers for migration of other species (bridges over the streets for example) <span />
Yes they should have been actively involved in Latin America
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