The Lifecycle Assessment (LCA) was introduced into use by Levi's in 2007, and was updated in 2013. It's a procedure which measures the environmental impact of a specific product or service to make sure it is conducted in the most sustainable way possible.
For a pair of jeans, this involves thorough investigation of its manufacture - including extraction of raw materials, growing cotton, and even when it is thrown away by a consumer in the end.
Another area that is focused on is consumer care data, right down to inspecting people's laundry habits. The company's findings are then used to overhaul any aspect of its manufacturing process required to make its products more efficient and sustainable.
Levi's learned nearly 3,800 litres of water are used throughout the lifetime of one of its pairs of jeans, with approximately 68 percent going to cotton production, and 23 percent being used in the laundry.
Consumer care is responsible for the most significant energy use and climate impact during the jeans's lifetime. However, Levi's knowledge of this has enabled it to develop and introduce the WaterLess method of production, which means Levi Strauss has saved more than one billion litres of water since 2011.
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