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Using Earth's resources, LCAs and recycling GapFill
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As the population increases and industrial development occurs, the use of Earth's resources becomes less , and more resources are being used up to provide energy and materials.
Water, one of the world's most important resources, often needs to be treated before it is safe to drink, or . This is done by passing the water through and it using agents such as chlorine or ozone. If the water is not fresh, it may also require , either by distillation or using reverse , but both of these processes require a lot of . Waste water also needs treating to remove organic matter, chemicals and .
can be used to judge the impacts of products throughout their lifespan. They focus on several stages, starting from the extraction of raw materials, and ending with the product's . As a community, people can use resources more responsibly by reusing or them.