What are occupational and environmental causes of cancer?

癌症的职业和环境原因是什么？

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Mr Paulson plans to leave much of his fortune to environmental causes.

保尔森先生还计划把自己更多的财富投入到环保事业中。

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External environmental causes of cancer are factors in the environment such as pollutants that increase risk for cancer.

外部环境致癌因素是指环境中的污染物等导致罹患癌症的危险升高的因素。

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The studies also appear to show that environmental causes such as viruses or bacteria may be involved.

VOA: special.2009.01.06

More and more of these famous people are using their popularity to bring attention to humanitarian and environmental causes that are important to them.

VOA: special.2009.05.08

He used his popularity to support environmental causes.

VOA: special.2009.07.10

The crew are conducting research on the ocean and raise awareness for environmental causes.

FORBES: Rogue Wave Capsizes Trans-Atlantic Ocean Rowers

No other federal agency supports substantial research on the environmental causes of breast cancer.

FORBES: New Government Breast Cancer Report Calls for Focus on Prevention, Study of Environmental Risk Factors

Redford also is a businessman and philanthropist and has long supported various environmental causes.

CNN: Redford: Kicking the oil habit