The exact carrying capacity of the earth is 50 billion people.

Answer the following statement true (T) or false (F)


False

The exact carrying capacity is not known, only estimated.  If we were to establish 50 billion as the carrying capacity, it would require huge changes in consumption and technological impact.

Environmental & Atmospheric Sciences

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Which of the following will contribute to water conservation?

A) washing dishes by hand B) using aerial sprays for crop irrigation C) planting non-native wetland plants for landscaping D) watering lawns during peak sunlight hours, when plants need water most E) watering lawns at night, using low-flow faucets, and landscaping with native plants

Environmental & Atmospheric Sciences

As heat and pressure act upon petroleum, it finally becomes

A. tar. B. oil. C. natural gas. D. coal.

Environmental & Atmospheric Sciences

Aquifers are porous underground geological formations from which water can be extracted.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

Which of the following elements has the longest oceanic residence time?

A. sodium B. calcium C. lead D. iron

Environmental & Atmospheric Sciences