In the late 1800s, most workers worked how many days per week

A. 2

B. 4

C. 6

Why do you think some people argue the world needs a "second Green Revolution"?

Nigeria is experiencing widespread water polution in the Niger River Delta region. What is the primary cause of this problem? a. oil spills b. improper dumping by factories c. too many older vehicles on the roads d.

Which of the following statements about the nature of Electromagnetic radiation is NOT true? A) The sun emits less infrared radiation than it does visible radiation. B) The earth's surface reflects longwave radiation from clouds to cool down.

Why has there been little progress negotiating agreements between riparian countries and those in need of water? No one wants to share limited resources. Countries do not want to negotiate with historic rivals.

Crops produce the greatest amount of waste, mainly from plant parts not harvested as food. Why are most people less concerned about crop waste than other types of waste?

Which States share the Gulf of Mexico waters?

The heat capacity of the ocean is much larger than the heat capacity of the land. When the sun rises over a coastal town, The ocean warms faster than the land The ocean and land warm at the same rate The ocean cools and the land warms The land warms

How would you decide whether to classify a country as developed or developing?

Solar energy has been used economically for many years to

What country is opposite the United States on the earth