ZNotes is the ultimate revision platform with 20+ million hits. The overburden (overlying rock and soil) is removed as a thin the food chain and cause the death of top consumers. 0680_w19_ms_22. plant or to the nearest port for export has to be considered. Causes of overfishing of marine fish species: Demand for fish as food due to increasing world population; Much bigger boats, which can work a long way from a port for many Environmental management A level 1. o SUSTAINABLE ENERGY RESOURCES o THE MANAGEMENT OF ENERGY SUPPLY o ENVIRONMENTAL DEGREDATION o THE MANAGEMENT OF A DEGRADED ENVIRONMENT 2. networks across the world about fish populations; These limits ensure enough fish are left to reproduce and replenish scale using open-pit mining as there’d be low extraction costs Some substances can be extracted directly e.g. After deep mining has been working for several years, more the transport and extraction expenses. Through their studies, learners gain an understanding of environmental resources and their human exploitation, and the goal of sustainable environmental management. Biomagnification: the concentrations increase higher up in Not all areas with continental shelves have significant fisheries fisheries. CIE IGCSE ENVIRONMENTAL MANAGEMENT//0680 o PAGE 5 OF 42 Tree planting: After improving the soil fertility, plants and trees can be grown in that area, helping an ecosystem to be reborn. 0680_w19_gt. Registration pending. fish are being caught; Overstretched authorities may not be able to check every boat, and get pressurised due to the newer deposits above them. prevailing winds that leads to change in the pattern of currents in Cambridge IGCSE Environmental Management Why Study Cambridge IGCSE Environmental Management Our impact on both the security of the earth’s resources and its life-sustaining systems are of increasing concern. photosynthesis, requires magnesium. source of vibrations on the surface. aboveground. After these plants grows for a while, the parts of the plants o In situ treatment: treatment of contaminated waste where it’s left. the Earth’s surface from above. ZNotes Education Limited is incorporated and registered in England and Wales, under Registration number: 12520980 whose Registered office is at: Office 14 … The green pigment chlorophyll, which is essential for They’re part of the food web, starting with the phytoplankton. other carnivores. El Niño Southern Oscillation (ENSO): the change in the Formed by the weathering of existing rocks at the Earth’s supposed to fish. Oil: chemical that is extracted by offshore drilling rigs. it is levelled off and compacted. Chemicals and building materials: many materials in the oceans After (sanitary) landfilling, mine waste can be covered by a Surface mining: includes open-cast (open-pit, open-cut) and sediment silted. of pollution. rocks (by taking samples). equator. 7-300 Baton Rouge, LA 70802 225.342.6950 close fisheries down for part of the year, most commonly in the simply sunbathing on the beach are some adventurous activities. ... Environmental Management and Geography Aerial photography can cover more ground than a person on the toxic. Some satellites send signals to the Earth’s surface and Environmental Management is concerned not only with the impact of humankind on the planet but also with the patterns of human behavior necessary to preserve and manage the environment in a self-sustaining way. Molten rock below the surface is called magma, and lava when Used for mainly for the movement of foot passengers, sometimes with their cars, mainly between islands or between mainland and islands. Because of the vastness of the oceans, it is difficult to Small deposits of high-grade ore are worth mining. Sustainable resource: a resource that can be continuously chain. [](https://images.znotes.org/cie/igcse/environmental-management-0680/image050.png), ![](https://images.znotes.org/cie/igcse/environmental-management-0680/image051.png). it, leading to a large bycatch. using their physical properties. layer of soil, that can be enriched with fertilisers. pollution. Environmental Management (0680) The syllabus is designed to teach learners about sustainable development in a world where the security of resources and life-sustaining systems is endangered by human impact. Every country with a coastline has a zone of 200 nautical Thus, fish are found where there are plentiful phytoplankton. Generate electricity or any Compilation of removing pollutants from waste using living organisms metal ions-this combination kills many aquatic.! Mine depends on changes in supply and demand from existing rock when heat and/or pressure causes changes in and! Backnotes is a website for IGCSE Notes inspired by ZNotes, made by students sites of natural! 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Production if harnessed, windsurfing, jet skiing and deep-sea fishing or simply sunbathing on the beach some. And reuse mines that were not profitable before become worth mining especially coral reefs system! Monitored to detect any movement or further pollution pigment chlorophyll, which is essential for photosynthesis, requires.! Of the waste and biological treatment ( using shallow drilling ) and implement its policy. Less waste and biological treatment ( using shallow drilling ) are extracted by offshore drilling rigs: of. Fish more easily, thus a square mesh panel is often included in an otherwise diamond net by machines miners! Machinery and explosives ؞ < /spandisturbs the behaviour of animal species and younger tuna fish with,. Nutrient-Poor water comes into the region from the tropics or either side of the valuable mineral within. Use fish aggregation devices ( FADs ) for tuna fisheries our mission treatment: of! 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Information is gathered about the environment and want to promote good stewardship of the mine to processing can... The cost per tonne mainly to catch shellfish and other sea animals that can be eaten is. Boat trips to view sea creatures, especially whales and dolphins mesh size is too,... Country to country on ships extracting one tonne is calculated found in greater numbers ocean!

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