The study measures emissions based on the use of goods and services, such as food, clothing and electronics, by people living inside cities.

研究以城市人口在衣、食、电子产品等商品和服务的消耗量为依据测量了温室气体排放量。

The study measures emissions based on the use of goods and services, such as food, clothing and electronics, by people living inside cities. It includes the impact of trade of such goods between points of production and use.

该研究测量了温室气体的排放量，参照的基础数据是城市人口使用的商品和服务，比如食物、衣物、电子产品。该研究还涉及到这些商品在生产节点和使用节点之间进行交易会产生怎样的影响。