250 → 250 million kilograms co2e about 250 kilograms of co2e, and about 2,700 litres of water for every cotton t-shirt not bought.
method per-person, per-year estimate from the cited study (Quantis 2018; WRAP; WWF), world-average where the study allows; the million-people column is straight multiplication. 'for scale' divides by 0.8 t CO2e, the meat-free yardstick.
the sources behind every line, the range and the weakness, the worked examples, the live embed and its code, and the dispute line are for people who sign in. an email address, no password, one link. continue →