VOCAB Review

The speed of the present buildup of greenhouse gases is far greater than during the global warming after the ___________ of the dinosaurs.

• dementia

• demolition

• detachment

• demise

Numerous studies of global warming events indicate that the Earth's climate passes a __________ beyond which climate change accelerates.

• barricade

• verge

• threshold

• perimeter

Professor Zachos is a leading _________ on the episode of global warming.

• autocrat

• authority

• administrator

• proprietor

His research into the deep ocean ______ suggests that at this time about 4.5 billion tons of carbon entered the atmosphere over 10,000 years.

• dusts

• sediments

• dirt

• powder

Although the budget was ready, the project faced a number of challenges at the ________.

• outset

• outlook

• outline

• outcome

Water pollution will remain a growing problem as an increasing human population will put ______ stress on the environment.

• uncounted

• untold

• unrelated

• undreamed

The two countries have _____ views on regional and international views.

• convergent

• emerging

• emergent

• resurgent

For ______ of land in Latin America, it is clear that the welfare of the rainforests matters little to the local government .

• tracts

• sectors

• regions

• plots

A general rise in humidity and the increasing early ______ of spring each year are indicators of climate change.

• outset

• onset

• offset

• setback

An average surface temperature rise of approximately one degree was ______ during the 20th century.

• occurred

• registered

• intensified

• fluctuated