National 'green growth' strategies, which aim at decoupling economic development from adverse environmental impacts, have become a new paradigm for policymakers in developing countries.
Although asteroid impacts have become popular scapegoats for mass extinctions, new fossil evidence suggests that our planet's greatest extinction may have resulted from a far more protracted crisis: thousands of years of volcanic eruptions.
Constraining the type and range of these dynamics has eluded experimentation even as the effects of primary impacts have become well-constrained from experiments and numerical simulations and have been shown to follow power law scaling relationships.
Resulting from the unprecedented rapid development in industrialization and urbanization in the past decades, the air pollution levels in many cities are well above health-based standards [5], [6], and air pollution-associated health impacts have become a growing concern [7].
"The demand has grown incredibly, as the team's impact has become known," Mr. Lyon said.
With these phony economic engines gone, the trade deficit's impact has become painfully clear.
The Pope's Irish pilgrimage, which ended yesterday, can only be assessed when the full impact has become known.
So controversy over impact has become a war of rhetoric, with this month's battle fought in the blogosphere and on Twitter (which is Storified here).
The result is that the market's impact has become mostly vicarious: executives worry about stock prices because they reflect investor judgment about their decisions, not to mention their pay.
