Daily Archives: June 23, 2009

Tradeoffs and the next greenhouse gas

A fundamental issue with changes in atmospheric chemistry is that there may be multiple, and potentially competing effects in terms of problems caused to ecosystems or human welfare.    For instance, aerosol declines in developed nations since the middle of the century result in less health and pollution issues, but also lead to global brightening which makes the more of the greenhouse gas influence show up.

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