What is the primary goal of a paleoclimatologist?

A) to reconstruct past climates
B) to prove that climate change caused the dinosaur mass extinction
C) to study the impacts of volcanic eruptions on climate
D) to find explanations for current global climate change


A

Environmental & Atmospheric Sciences

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Who made a significant, early contribution to cartography by adding a grid and orienting the map with north at the top? He also divided the circumference of Earth into 360°, with each degree comprising 60 minutes, and each minute comprising 60

seconds. A) Magellan—in the sixteenth century A.D. B) Sir Isaac Newton—in the seventeenth century A.D. C) Pythagoras—in the sixth century B.C. D) Ptolemy—in the second century A.D.

Environmental & Atmospheric Sciences

Eco-labeling

A. helps environmentalists recognize each other. B. is used by governments to identify individuals who matter. C. requires disposable labels and is environmentally unsound. D. identifies products produced by environmentally sound methods. E. helps scientists identify fragile ecosystems.

Environmental & Atmospheric Sciences

Which of the following explains why clouds appear white when the sun is shining?

A. They contain white pigments. B. They refract white light. C. Light of all colours is scattered many times within the clouds. D. They cannot absorb the specific frequency of white light.

Environmental & Atmospheric Sciences

Over half of all U.S. MSW consists of ________

A) paper, food waste, and yard waste B) glass, rubber, and wood C) toxic waste D) plastics, metals, and glass E) plastics and metals

Environmental & Atmospheric Sciences