"Most of these studies don't allow for causal inferences," he said.

他表示：“这些研究中的大多数都不考虑因果推理。”

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Glass cautions that most studies don't necessarily prove a causal link between greenness and health, but they're nonetheless helping spur action.

格拉斯提醒说，大多数研究并不一定能证明绿色与健康之间的因果关系，但它们仍然有助于激励人们采取行动。

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Unfortunately, in many studies published today, researchers forget this fundamental limitation of their research and suggest their data can actually demonstrate or "suggest" causal relationships.

不幸的是，目前已发表的许多研究中，研究者常常忽略了这一点，并表示他们的数据可以论证或者推倒出因果关系。

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Do you believe current scientific studies have conclusively proven a causal link between video games and aggression in children?

FORBES: Senator Rockefeller Quotes Experience, Believes That Evidence Proves Violent Movies and Games Cause Aggressive Behavior in Kids

Despite findings in recent research studies that conclusively refute the causal link between violence in video games and aggression in children, the speculation about such a causal link continues in the political sphere.

FORBES: Senator Rockefeller Quotes Experience, Believes That Evidence Proves Violent Movies and Games Cause Aggressive Behavior in Kids

Venables: Your press statement on Dec. 19 appears to suggest there is already a link between video games and aggression, when academic studies have not demonstrated any causal connection with solid, scientific data.

FORBES: Senator Rockefeller Quotes Experience, Believes That Evidence Proves Violent Movies and Games Cause Aggressive Behavior in Kids