The UN Millennium Ecosystem Assessment in 2005 concluded that what percentage of the Earth's land surface consists of drylands that are expected to grow in area?

What was George Washington's most important precedent? a. His retirement after two terms as president. b. His refusal to veto a single bill

c. His extensive use of executive orders. d. His preference for executive agreements over treaties.

Which of the following countries established close relations with the Soviet Union during the Cold War?

a. Saudi Arabia. b. Iran. c. Syria. d. Jordan.