All of the following is true about biofuels, except:
A) living matter is fermented for fuel
B) Brazil is a major exporter of biodiesel
C) ethanol is made from sugarcane
D) biofuel drives deforestation
E) wind power is more sustainable
Answer: B
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What typically happens to poor people born in less-developed countries that already have large populations?
A. They are forced to live on land with degraded soils and water resources. B. They are given their choice of the best farmland. C. They are provided with generous grants from the government. D. They are given equal access to the country's natural resources.
According to Richard Florida, the combination of economic output, innovation and population in urban areas has made the world a ________ place
A) flat B) cultural C) spiky D) shrinking E) cognitive
Which of the following is NOT one of the environmental problems of South Asia?
A) deforestation B) desertification C) extinction of wildlife D) insecure nuclear waste disposal E) air pollution
Tidal power does not ________
A) generate electricity using tidal turbines B) operate much like wind turbine electricity generation, except underwater C) convert the kinetic energy of tides to electricity D) convert tides into the potential energy needed for electricity generation E) generate electricity when high tides revert to low tides.