Thursday, November 29, 2012

VDA 4

An Arbor Embolism Questions:
1. What is an embolism, as it pertains to humans?
A human embolism is the blockage of an artery by an object that stops blood from flowing freely.

2. What is an embolism as it pertains to plants/trees?
An embolism pertaining to plants and trees stops the flow of water from getting to the leaves. This is because bubbles of gas gather in the plant's system leading to reduced photosynthesis, minimal nutrient production, and eventually death.

3. What implication does this discovery have in terms of global concern?
Temperatures around the world are rising, and with rising temperatures come droughts. As the global temperature continues to escalate, the probability of drought increases. Greater evaporation could worsen drought conditions and increase the risk of wildfires, which can cause forests to die out.

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