GEO 102 Final Chapter 10

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Potential evapotranspiration exceeds precipitation in all parts of which climate type?

All dry, arid, and semiarid climates.

Which of these statements is/are true regarding carbon dioxide?

CO2 levels are now 33% higher than before the industrial revolution. The total amount is greater than any time in the last 800,000 years. The rate of increase is increasing. The US produced 24% of global carbon dioxide.

The gas that is thought to be responsible for more than half of the anthropogenic warming of the atmosphere is

Carbon dioxide.

The most extensive climate types over land, dominating 35% of Earth's land area, are ____ climates.

Dry arid and semiarid.

Greenhouse gases act to____ temperatures by ____ thermal infrared radiation.

Increase; trapping.

Greenhouse gases act to increase temperatures by absorbing and releasing

Longwave energy traveling form Earth into space.

The largest percentage of Earth's population lives within the

Mesothermal climates.

Which climatic region contains and feeds the greatest number of people in the world?

Mesothermal.

Which of the following is a consequence of a potential global warming over the next century?

Poleward climate region shift of 150-550 km. An average of 30% of forests will undergo major species shifts. Tropical diseases will spread to the subtropics and midlatitudes.

The warmest years in the history of weather instruments were

Recorded during the last two decades.

The dry season in the tropical monsoon climate occurs when

The ITCZ is not overhead.


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