What factor gives citizens' groups influence over legislators on environmental issues

Their leaders can run for office.

Explanation:

Citizens' groups can choose a leader who takes the ideas of the group to the legislators. it is necessary for the leader to have a certain influence among the legislators and to be able to put the opinions of the citizens' group as a forum for discussion among legislators. For the leader of the group of citizens to be able to do this, this leader must compete for the position of legislator. In this way, the leader is able to take the claims of the citizens to the legislators and make these claims heard and discussed.

mountains can affect the climate of nearby lands. in some areas, mountains block rain, so that one side of a mountain range may be rainy and the other side may be a desert. much of airborne moisture falls as rain on the windward side of mountains.

explanation: