Sinking US cities more exposed to rising seas: Study

Sea level rise could hit major US cities like New Orleans and San Francisco harder than expected by mid-century because coastal land is sinking, researchers said Wednesday, warning current flood defenses leave people and ...

California agency approves warehouse rule for air quality

Southern California air quality regulators on Friday approved a rule that would curb diesel emissions from thousands of trucks that ferry goods from the growing number of massive warehouses in the region run by Amazon and ...

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