Environmental Science
The response of predator to prey and vice-versa, over ten of thousands of years, produces physical and behavioral changes in a process called

Evolution
Development
Origin
Co-evolution

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Environmental Science
Infrared and visible satellite images might provide:

A way of distinguishing between "new" and "old" clouds.
A way of distinguishing between wet and dry clouds.
A way of determining cloud thickness and altitude.
A way of identifying clouds suitable for cloud seeding.

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Environmental Science
The albedo of the earth's surface is only about 4%, yet the combined albedo of the earth and the atmosphere is about 30%. Which set of conditions below best explains why this is so?

Low albedo of clouds, high albedo of water
High albedo of clouds, low albedo of water
Low albedo of clouds, low albedo of water
High albedo of clouds, high albedo of water

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