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Environmental biology

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by

Paul Sheffield

on 4 May 2015

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Transcript of Environmental biology

Environmental biology
L.O
Acid Rain

Starter

write out the following questions in your books
then find another person who knows the answer
copz the answer into your book
Name three green house gases
explain how these gases affect the climate
explain how humans are affecting the carbon cycle.
describe two ways that carbon is removed from the atmosphere
describe two ways it is added to the atmosphere.
Acid rain Demo
Investigating greenhouse gases
Using the Data
Draw a graph
Write a conclusion:
describe the trend
quote data
explain the trend
Evaluation:
are the results reliable?
anomalous results
how could you impove reliablity?
how could you improve precision?
carry out the demo
describe your observations
relate these observations to how acid rain might form in towns and cities
Carbon Dioxide
CFC's
Nitrous Oxide (laughing gas)
Cars
factories
Nitrogen cycle: Bacteria in the soil
Agriculture: Use of Fertilisers
Methane: Swamps and agriculture( Cows and Rice)
Full transcript