• Earth's important natural resources are air, water , soil, wildlife, forests, fossil fuels and minerals. Of these. The last two are non renewable.
• Conservation of natural resources must be practised to maintain a healthy functioning biosphere that will also meet human needs.
• Indirect conservation methods include population control and population reduction; direct methods include controlling the use of natural resources, reducing wastage and recycling.
• Landscape and wildlife must be conserved to prevent the extinction of species which is important for the future of life on earth.
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