The current findings, which highlight ties between facial aging and potentially avoidable environmental factors: smoking, being overweight, and unprotected overexposure to the sun's damaging rays.

目前的这项发现强调了皮肤老化和可避免的环境因素之间的关系，如抽烟、体重超标、无防护措施地过度日晒等。

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Their analysis of environmental skin-damaging factors in 65 pairs of twins hints that skin aging is related more to environment and lifestyle than genetic factors.

研究人员对65对双胞胎的皮肤损伤环境影响因素进行分析后发现，环境和生活方式对皮肤老化的影响大于遗传因素。

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"I am glad to see an expanded analysis which more fully documents the environmental influence on human and primate mortality during aging," he told Discovery News.

他对《探索新闻》说：“我非常高兴有人在这方面进行深入研究，他们的分析更全面地记录了在衰老的过程中，环境对人类和灵长类死亡率的影响。”

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China will have to do something about it or risk increasing environmental hazards that eventually lead to health crises in this aging population of 1.3 billion.

FORBES: Just How Big Is China? Bigger Than You Think

John Long, vice president and chief technical officer of the Midwest Generation unit, thinks he can coax another 15% increase out of those aging boilers over the next five years without running afoul of environmental rules.

FORBES: Indigestion

He offered up five tax cuts (abolishing death duties went down particularly well with the aging audience) and four examples of getting rid of red tape, including scrapping the Environmental Protection Agency.

BBC: Has Republican hopeful Newt Gingrich given up hope?