B3.4 5.0 / 5 based on 1 rating ? BiologyBiologyGCSEAQA Created by: CaitlinMarshallCreated on: 15-02-17 13:26 Human population Rapid Growth 1 of 20 Increasing due to human population Waste 2 of 20 Dirty domestic water Sewage 3 of 20 Increases plant growth (including algae) Fertiliser 4 of 20 Poisons Toxic chemicals 5 of 20 Causes acid rain Sulphur dioxide 6 of 20 Kill insects Pesticides 7 of 20 Kill weeds Herbicides 8 of 20 Caused by greater demand for agriculture and housing Reduction of land available 9 of 20 Leads to global warming Deforestation 10 of 20 Wood Timber 11 of 20 Farming Agriculture 12 of 20 Fart - releasing methane Cattle 13 of 20 Release methane Rice fields 14 of 20 Can be sequested Carbon dioxide 15 of 20 Deforestation can lead to this Reduction biodiversity 16 of 20 Are they carbon neutral? Biofuels 17 of 20 Biofuel produced by fermentation Ethanol 18 of 20 Powerful greenhouse gas Methane 19 of 20 Living carbon sinks Peat bogs 20 of 20
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