The researchers used hospital discharge data from the State of California, air pollution data from the California air Resources Board, and demographic data from the 1980, 1990, and 2000 us census.

研究员运用加利福尼亚州医院出院数据，及其空气污染数据，来自1980、1990、2000美国调查的人口数据。

youdao

Still facing severe environmental resources situation, China must take effective and feasible measures, implementation of the total discharge of pollutants to control and reduce.

面对依然严峻的环境资源形势，中国必须采取有效可行的措施，实现污染物排放总量控制和削减。

youdao

It is recommended to strictly control total pollution discharge, adjust industrial structure, emphases integrated water resources management and make joint for pollution prevention.

应采取严格排污总量控制，调整产业结构，加快污水厂建设，强化水资源统一管理，改进污染联防等措施。

youdao

Problems arise from conflicts between different uses of coastal land and waters, overexploitation of coastal resources, discharge of wastes and effluents into coastal waters, increasing stress by sea level change and growth of coastal population.

UNESCO: Water Portal | Water Events Worldwide

And I think that -- we also are around the coast of the Red Dog Mine, and they have decided that they're going to have a discharge pipeline to our ocean, where we highly rely on our food resources.

WHITEHOUSE: President Obama Opens Tribal Nations Conference