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Equilibrium and change Equilibrium and change

Equilibrium and change - PowerPoint Presentation

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Uploaded On 2016-05-26

Equilibrium and change - PPT Presentation

The story of Krakatoa August 27 1983 The island was destroyed along with every living thing in its lush forests The remaining part of the island was buried in over 40 m of volcanic ash Within 9 months life returned to the island ID: 335444

succession island forest lush island succession lush forest pine jack trees

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Slide1

Equilibrium and changeSlide2

The story of Krakatoa

August 27, 1983

The island was destroyed along with every living thing in its lush forests

The remaining part of the island was buried in over 40 m of volcanic ashSlide3

Within 9 months, life returned to the island!

How?

Seeds were carried to the island by wind, the sea, and birds.

Within 100 years, a lush rainforest community had been established!Slide4

Lupines were the first plants to appear after the eruption of Mount St. Helens, in Washington StateSlide5

SuccessionSlide6

What is the difference between primary and secondary succession?Slide7

Case Study: Kirtland’s Warbler

Dense, young jack pine forest ONLY!

Nest on the ground.

Forage in low parts of the trees.Slide8
Slide9

Why jack pine?

Their cones only open after the trees have been cleared away by forest fire or after logging (in the summer sun)Slide10

What is the importance of succession?