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Cycles

Published on Dec 15, 2015

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1.

Cycles

By: Mrs. Lowery
Photo by NASA Goddard Photo and Video
2.

Untitled Slide

  • Energy transferred: light, plants, animals, decomposers, heat
  • Chemicals cycled: air, water, soil, organisms
3.

Water Cycle

Photo by Mouin.M►
4.

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5.

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6.

Carbon Cycle

Photo by ARM Climate Research Facility
7.

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8.

Nitrogen Cycle

Photo by Always Shooting
9.

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10.

Human Impact

Photo by FromSandToGlass
11.

Human cause/use

  • CO2 in air = 24%
  • N in soil = 58%
  • Fresh H2O used = 54%
Photo by marfis75
12.

Acid Rain

Photo by Vicki & Chuck Rogers
13.

Pollution

Photo by Aristocrats-hat
14.

Pesticides

Photo by Scot Nelson
15.

Fertilizer, pet waste

Photo by IRRI Images
16.

Overfishing, hunting

Photo by Richard Allaway

jes lowery