'Mount saint helens eruption' diaporamas de présentation

Chapter 29

Plant Tissues. Chapter 29. Volcano is located in southwestern Washington state In 1980 it erupted, blowing 500 million metric tons of rock and ash outward Ash and lava devastated about 40,500 acres of what had been forest. Mount Saint Helens Eruption.

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Population Ecology (5.3 & G.5)

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5.3 Population Dynamics

5.3 Population Dynamics. Population : A group of individual of the same species living in a defined area that have the potential to interbreed and produce fertile offspring. IB 5.3 Assessment Statements.

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