Which of the following is a cause of eutrophication of a lake?
a. a high rate of evaporation causes salt accumulation. b. floodwater deposits a large amount of sediment. c. excess nutrients promote the growth of algae.
d. water begins to collect in a low-lying basin.

Which of the following statements best describes environmental laws in latin america?

Match the following terms and definitions a region in arkansas defined by the arkansas river in the western part of the state answer 1 a thoroughly dissected area with steep valley walls and narrow floors answer 2 a geographical region of a country or state answer 3 the friendly and generous reception and entertainment of guests, visitors, or strangers answer 4 the branch of knowledge concerned with the production, consumption, and transfer of wealth answer 5 statistical data relating to the population and particular groups within it answer 6 a mountain range in west central arkansas and southeastern oklahoma answer 7 travel for pleasure or business; also the theory and practice of touring, the business of attracting, accommodating, and entertaining tourists, and the business of operating tours answer 8 answer all parts of the question.

The point where two air masses meet is called a