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Environmental Management (0680)
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สรุปวิชาEnvironmental Management (0680)สำหรับนักเรียนCambridge IGCSEแบบฟรี แต่ละบทด้านล่างครอบคลุมหัวข้อสำคัญพร้อมตัวอย่างและโจทย์ที่ฝึกต่อในแอป thinka ได้ทันที
Natural resources: rocks, ores and minerals
Formation of rocks
Extraction of rocks, ores and minerals
Impacts of extracting rocks, ores and minerals
Managing landscapes damaged by extraction
Sustainable management of rocks, ores and minerals
Natural resources: energy
Fossil fuel formation
Energy resources and the generation of electricity
Energy demand
Conservation and management of energy resources
Fracking
Land
Soil composition
Soils and crop growth
Types of agriculture
Food production and crop yield
Sustainable food production
Impacts of unsustainable agriculture
Causes and impacts of soil erosion
Strategies to reduce soil erosion
Water
The water cycle and global water distribution
Sources of fresh water and desalination
Potable water: treatment and availability
Multipurpose dams
Sources of water pollution
Impacts of water pollution
Strategies for improving water quality
Water-related diseases: malaria and cholera
Oceans, marine resources and marine pollution
Exploitation of marine species
Marine aquaculture
Management of the harvesting of marine species
Oil pollution: causes and impacts
Preventing and managing oil spills
Plastics, bioplastics and microplastics
Impacts and management of plastic pollution
The atmosphere and human activities
The atmosphere and the natural greenhouse effect
Greenhouse gases and the enhanced greenhouse effect
Impacts of climate change
Managing and adapting to climate change
Acid rain: formation and impacts
Managing acid rain
Ozone depletion and its management
Ecosystems, biodiversity and fieldwork
Ecosystems: components and biotic interactions
Photosynthesis, respiration and the carbon cycle
Energy flow, food webs and ecological pyramids
Deforestation: causes and impacts
Sustainable management of forests
Conserving biodiversity and genetic resources
Fieldwork: the scientific method and planning
Sampling strategies and sampling techniques
Natural hazards
Earthquakes and volcanoes
Tropical cyclones
Flooding
Drought
Impacts of natural hazards
Managing the impacts of natural hazards
Opportunities presented by natural hazards
Human population
Population distribution and density
Population structure and population pyramids
Country income groups: LICs, MICs and HICs
Changes in human population size
Impacts of human population growth
Managing human population size
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