Ecologists Using Global Carbon-Balance Models Were Overestimating the Rate of Increase

question 51

Multiple Choice

Ecologists using global carbon-balance models were overestimating the rate of increase of atmospheric carbon dioxide. This discovery led these ecologists to

• A) discard their models.
• B) switch to modelling other phenomena.
• C) conclude that increase in atmospheric carbon dioxide is not a serious environmental problem.
• D) search for evidence of other carbon dioxide sinks in the global cycle of carbon.

---

Definitions:

Japan

A country in East Asia known for its advanced technology, rich culture and history, and significant economic power.

China

A country located in East Asia, known for being the world's most populous country and for its rich history and cultural heritage.

World's Population

The total number of people currently living on Earth.

LDCs

LDCs, or Least Developed Countries, are countries that have been classified by the UN due to their low GDP per capita, weak human assets, and high degree of economic vulnerability.