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Across 5. Transfer of water from the ground to the atmosphere by the combined effect of both evaporation from the soil and transpiration from plants 6. The loss of dissolved mineral nutrients in soil water as it soaks deep into the ground 8. The warming of the Earth's surface and atmosphere, possibly due to the enhanced greenhouse effect (2 Words) 9. Atmospheric gases such as carbon dioxide and water vapour that trap heat (2 Words) 10. Human waste, faeces and urine, which need to be disposed of 12. The destruction of large areas of forest or woodland

Down 1. Increase in the greenhouse effect most likely caused by human activity (3 Words) 2. The washing away of soil as a result of rainfall when there is little vegetation to hold onto the soil (2 Words) 3. Damage to the environment, people and other organisms, often as a result of adding chemicals to the air, water or land 4. The warming effect caused by greenhouse gases in the atmosphere that prevent some of the heat radiated by the Earth's surface (2 Words) 7. The addition of nutrients to water, which may lead to water pollution 11. Rain that contains high concentrations of dissolved acidic gases e.g. sulfur and nitrous oxides (2 Words)