Everything you need to know about World at Risk 0.0 / 5 ? GeographyWorld at RiskASEdexcel Created by: NatashaLittlewood0810Created on: 10-05-14 22:51 When does a tropical cyclone occur? Sea surface temperature is 26 degree or more 1 of 28 When does La Nina occur? When the sea surface temperature is below average 2 of 28 When does an El Nino occur? When the sea surface temperature is above average 3 of 28 What can a drought cause? Anticyclone 4 of 28 What's so special about Sahel, Africa? Over the past 40 years, droughts have accelerated famine, and farmers have had to leave the area 5 of 28 How many people have died from drought disasters in Africa? More than 1 million 6 of 28 What are long-term climate changes caused by? Changes in the tilt of the Earth's axis 7 of 28 What are short-term climate changes caused by? The impact of human activites 8 of 28 What is the present day CO2 concentration in the atmosphere? 390ppm 9 of 28 What strategies are used to mitigate Volcanic Eruptions? Monitoring gases, Monitoring ground inflation 10 of 28 What strategies are used to mitigate Tropical Cyclones? Satellite imaging, Storm shelters 11 of 28 What are facts about Destructive plate boundaries? Subduction, Explosive eruption, Ocean trenches 12 of 28 What are facts about Constructive plate boundaries? Plate divergence, Rift valleys, Mid-ocean ridges 13 of 28 What are facts about Conservative plate boundaries? Plate shearing, Absence of volcanism 14 of 28 Earthquakes and volcanic eruptions are not types of natural hazards? True 15 of 28 The difference between a natural hazard and a natural disasters is the scale of the impact towards people, economy and society? True 16 of 28 Average global temperatures have increased between 1992 - 2012 by how much? 0.4 degrees 17 of 28 What are 2 countries that are ratified in the Kyoto Protocol? UK + France 18 of 28 Global Warming results in what type of sea level rise? Eustatic 19 of 28 What do latest estimates suggest the sea level will rise by by 2100? 1 metre 20 of 28 What is an international strategy to tackle climate change? Kyoto Protocol 21 of 28 What is a national strategy to tackle climate change? Carbon taxes 22 of 28 What is a local strategy to tackle climate change? Congestion charge 23 of 28 What is the UK per capita carbon emissions/year (tonnes)? 7.5 24 of 28 What's the number of countries legally bound to reduce carbon emissions under Kyoto? 35 25 of 28 What's the percentage change in carbon dioxide emissions by the UK, 1990 - 2009? -15 26 of 28 What type of energy is carbon free? HEP, Tidal, Nuclear 27 of 28 What type of energy is non-renewable? Coal, Gas 28 of 28
Edexcel AS Geography Unit 1 - Global Challenges (6GE01), Topic 1 (World at Risk), Sections 1 (Global Hazards) and 2 (Global Hazard Trends) Revision 5.0 / 5 based on 1 rating Teacher recommended
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