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?

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

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Environmental Science
Which of the following is false?

Quantity of biomass in a trophic level at a particular period is called as standing crop
The energy content in a trophic level is determined is determined by considering a few individuals of a species in that trophic level.
The succession that occurs in newly cooled lava is called primary succession
Phytoplanktons are the pioneers in the aquatic ecosystem
Rate of succession is faster in secondary succession

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