Why are the dam projects on the baker and pascua rivers controversial? a. the dams will increase electricity in the region. b. hydroelectric dams pollute more than coal-burning plants. c. building the dams will damage wilderness ecosystems. d. the dams will reduce the amount of mining that can be done in the area.

Which item best completes the chart?

Who was the first explorer to sail all the way down the mississippi river

The quote below is an excerpt from the charter of the united nations: "the purposes of the united nations are: to maintain international peace and security, and to that end: to take effective collective measures for the prevention and removal of threats to the peace, and for the suppression of acts of aggression or other breaches of the peace, and to bring about by peaceful means, and in conformity with the principles of justice and international law, adjustment or settlement of international disputes or situations which might lead to a breach of the peace . " source:this section implies that the united nations is prepared to do what to keep world peace?