- 问题详情:Heavierpeopleproducemoregreenhousegases,researcherssay.Watchingyourweightdoesmorethanprotectyourhealth.Italsomayhelpfightclimatechange.ResearchersattheLondonSchool ofHygiene&TropicalMedicinesaythatbecausefoodproductionisamajorcontributio...
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