Which of the following is the most abundant long-lived greenhouse gas in our atmosphere?

A) Methane B) Water vapor C) Nitrous oxide D) Carbon dioxide


D

Environmental & Atmospheric Sciences

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A tree harvesting method that involves cutting intermediate-aged or mature trees singly or in small groups is called

a. clear-cutting b. strip cutting c. selective cutting d. patch cutting e. landscape cutting

Environmental & Atmospheric Sciences

Both batholiths and stocks are ____

A)mostly discordant B)not considered plutons C)found in South America D)always exposed at the surface via erosion E)unable to follow Bowen's reaction series because of their size and depth

Environmental & Atmospheric Sciences

Radioactive substance A breaks down to substance B with a half-life of 1,000 years. If we start out with four kilograms of radioactive substance A, how much of those four kilograms of substance A will remain in 3,000 years?

A) 250 grams B) 500 grams C) 1 kilogram D) 2 kilograms

Environmental & Atmospheric Sciences

Human-induced global warming using today's technology can be thought of as a geologically

temporary phenomenon. Why is this? What will be an ideal response?

Environmental & Atmospheric Sciences