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4. Water Management Futures
This page includes material based on the fourth subsection theme, Water Management Futures. It includes pages on community participation, major dam projects, integrated drainage basin management and freshwater...
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Chapter 5d - Effects on Biomes, Habitats and Animal Migration
Climate change, through warming temperature and changing patterns of rainfall is leading to the environmental degradation of many biomes. Some biomes, such as tundra and boreal forest are less resilient...
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Chapter 5c - Effects on Extreme Weather Events
Climate change is understandably having an impact on weather systems. The incidence of extreme weather events takes a toll on human life and activity. The extent to which they are increasing in frequency...
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Paper 1 - Optional Themes Revision Units
This online revision and study unit is to be used to support students following the SL/HL Optional Themes for Paper 1. It includes revision content and study material aimed at supporting students to work...
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Chapter 5e - Effects on Agriculture
Crop yields have increased in size for much of the last century but they do appear to be reaching the limits of cultivation. Climate change threatens agriculture in terms of increasing temperatures, aridity...
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Chapter 5b - The Effects on Carbon Stores
Climate change is likely to have a massive impact on the world's carbon cycle. A warming atmosphere will effect carbon stored in ice, oceans and the biosphere. There is evidence that the ocean and the...
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Chapter 5a - Effects on Water Stored as Ice and Sea Levels
Nearly all the world's glaciers and ice sheets are melting. The fastest rate of loss is in the Arctic. There is great uncertainty on the rate of future glacial loss but according to satellite data sea...
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Chapter 4b - Changes in Solar Radiation and Volcanic Activity
This page focuses on both short term changes in solar output with sunspots and solar flares. It then develops changes in the global energy balance through the Milankovitch Cycles. It also explores how...
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Chapter 1e - Nigeria - Uneven Population Distribution
Nigeria is a regional superpower and its great oil wealth in the Delta Region has helped create a strong core-periphery pattern at the national scale. The south also situates Lagos, a megacity that produces...
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Chapter 1d - China - Uneven Population Distribution
Chin has in the last 30 years, seen the biggest sustained population movement in human history. It has helped create a distinctly polarised pattern of population distribution and economic development...