Chemistry+and+the+environment

=__**ACID RAIN**__= =__**- where does it come from?**__=

__**What effects does it have?**__


 * Buildings are often made from limestone or marble, chemical weathering is a natural process but the decreased pH (increased acidity) of acid rain means it happens at an alarming rate. The natural process of chemical weathering is what leads to the formation of limestone caves (see below). **

__**Homework**__


__**Global warming**__



Write a report on what you find out about these problems. The report should have the title, ‘The global warming debate’ and should cover four sides of A4 paper. Include relevant data, graphs, diagrams and quotations wherever possible. The following websites may help but use a search engine to find additional information

@http://gcrio.org/doctorgc/index.php

@http://www.metoffice.gov.uk/climatechange/

@http://ww2.defra.gov.uk/environment/climate/

=__**Ozone**__=

__**1) At street level**__


 * __2) In the stratosphere__**

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Serious effects of depletion of ozone include skin cancer

__**Carbon footprint**__ >  [] is for Australia > [] can chose to be in China