A2 Geography- Global Warming Revision Cards Global Warming and Climate change revision cards 3.0 / 5 based on 1 rating ? GeographyCase studiesA2/A-levelAQA Created by: PheebieCreated on: 05-10-12 10:33 When Did Global Warming Start? Industrial revolution. (1800's) Hockey Stick model starting point. More Carbon Dioxide was being put into the atmosphere. 1 of 7 UK evidence for Global Warmming There has been an increase in mosquito's in UK due to warmer climate. More freak weather in the UK e.g. in 2012 drought early on in year and flooding over the summer. Change in land use e.g. drought ---> less farming. Increasing cost of diseases such as skin cancer on the NHS. 2 of 7 Global Evidence for Global Warming Food production; in USA will increase by $2 billion, Africa's will decrease by $1.3 billion. 3 billion people will face water shortages by 2080. There has been an rise in global temperatures. Rise in freak weather pattens. Rise in global sea levels. 3 of 7 Sceptical Views of Global Warming Meyer says there is no correlation between CO2 released and temperature rise. Or temperature increase causes CO2 to increase. 4 of 7 Sceptical Views of Global Warming 2 Evidence from 600,000 years of tree ringing and ice core data show CO2 rises after temperature. 100 year delay between. It could be down to Milankontehs tilt, wobble and stretch of the Earth. The urban heat island effect makes data from weather stations located in towns and cities irrelevant. 5 of 7 Global Warming is Happening- Al Gore Al Gore uses the hockey stick curve to show that CO2 is causing global warming. 6 of 7 It has Been Warmer in the Recent Past Earth was warmer in the past- Medieval warm, grew grapes in UK. Arctic was warmer in the 1930's. 7 of 7
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