Slow down: Reduced speed limits save lives in busy cities

Traffic accidents are the leading cause of non-natural deaths worldwide. Lower speed limits may help prevent accidents. But speed-reduction policies can be controversial and effects are not well documented.

Unlocking Australia: What can benefit-cost analysis tell us?

Lockdowns work. That's the evidence from many different countries now, including Australia. To be more precise, lockdowns reduce the effective reproductive rate of the virus to the point where it is below 1, meaning that, ...

How fast fashion hurts environment, workers, society

The overabundance of fast fashion—readily available, inexpensively made clothing—has created an environmental and social justice crisis, claims a new paper from an expert on environmental health at Washington University ...

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