GCSE›AQA GCSE Chemistry›Mind mapsGreenhouse Gases and Climate ChangeAQA GCSE Chemistry: Mind mapStudy pack PDFAlso for this subtopic:Revision notesFlashcardsSubtopic testCover factsGreenhouse effectKeeps Earth warm enough for lifeGases absorb long wavelength radiationRe-emit it in all directions, incl. back to EarthLike a blanket around EarthGreenhouse gasesWater vapourCarbon dioxideMethaneHuman causesCOX2\ce{CO2}COX2: burning fossil fuelsCOX2\ce{CO2}COX2: deforestationCHX4\ce{CH4}CHX4: livestock farmingCHX4\ce{CH4}CHX4: rice paddy fieldsClimate changegreenhouse gasesCO2CH4EffectsRising sea levelsChanging rainfall amounts and timingsMore extreme weatherWildlife distribution changesEvaluating evidenceConsider uncertainties in data and modelsPeer review checks results before publishingCommunicate clearly to non-scientistsExam tipsLearn two human causes for each gas'Evaluate evidence' needs data quality, not just effects