Homework on earthquakes Hot Deserts Climate- less than 250mm of rain. Diurnal temp 40c in day to 0 at night. Soil is shallow and coarse. Not very fertile due to lack of plant material and dry. Few plants. Mammals tend to be nocturnal. People tend to be nomadic and travel in search of food and water. Hot Deserts- adaptations Plants can have long roots to get to the water or shallow to get the rain as soon as it happens. Cacti- large stems to store water and thick waxy skin to reduce water loss. Animals- Nocturnal –Fennec foxes. Snakes can have high body temps. Camels can close nostrils to keep sand out. Thar- India/Pakistan- Opportunities Minerals- Gypsum used to make plaster and cement. Tourism- camel safaris in Jaisalmer. Energy-solar Bhaleri uses solar in the water treatment. Farming- most is subsistence. Some commercial due to irrigation- maize and mustard Thar- India/Pakistan- Challenges Extreme Temps- hard to work outside. Water supply-High rates of evaporation and low rainfall make finding water difficult. Indira Gandhi Canal has been built. Accessibility- Very limited roads. Some places use camels to get around. Desertification- land to desert. Causes- overgrazing by cattle. Over cultivation by farmers so no more nutrients. Population growth and demand for fuelwood. Solutions- Planting trees to hold the soils together. Magic stones in Burkina Faso. A small wall is made to trap in water when it rains. Water management so irrigation doesn’t cause salinization which kills plants. Homework on earthquakes Go through and highlight important information. Produce a revision card on the outline. Answer the Exam question

Examine the challenges and opportunities that exist in a Hot desert you have studied 9 marks ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ Marks 1-3 Basic sentences about a problem and opportunity. Does not use very much evidence Marks 4-6 Able to back up points made with actual evidence from a named desert Marks 7-9 Able to back up points made with evidence and explanations using figures and named examples all the way through.