Which technology would greatly assist people in less-developed countries to reduce indoor air pollution?
A. solar ovens and stoves
B. motorbikes to gather firewood
C. hybridized cattle from which to harvest dung
D. ovens to make charcoal
Answer: A
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Today, no country has a death rate in excess of 21 per 1000.
a. true b. false
The wind speed normally increases with height in the layer of air next to the ground. This illustrates the fact that:
A) the lowest part of the atmosphere is turbulent. B) temperature decreases with height. C) pressure decreases with height. D) density decreases with height. E) friction is present only close to the ground.
Which term refers to a new form of marginalization of local subsistence farmers in which rich countries and individuals buy up land and water resources overseas to protect their future food security and make a profit?
a. zoning b. commercialization c. urban renewal d. land grabbing e. neocolonization
The ________ is reputed to have killed more people than any other natural feature.
A. Amazon River in Brazil B. Huang (Yellow) River in China C. Nile River in Egypt D. Red River of the North E. Mississippi River