A district court held that insurers have no duty to defend or indemnify a city in over two dozen underlying lawsuits alleging that the city delivered contaminated tap water to its residents. The insurance policies at issue contain pollution exclusion clauses. Under Illinois law, a pollution exclusio...

A California court ordered the California Air Resources Board (CARB) to set aside its "functional equivalent document" that evaluates the environmental consequences of its climate change scoping plan and to enjoin implementation of the scoping plan until the agency complies with its obligati...

A California court issued a tentative ruling that would require the California Air Resources Board to set aside its "functional equivalent document" that evaluates the environmental consequences of its climate change scoping plan and to enjoin implementation of the scoping plan until the age...

The Fourth Circuit held that the Tax Injunction Act does not bar the owner of a power plant from challenging an excise tax on carbon dioxide emissions. A lower court ruled that it lacked jurisdiction under the Tax Injunction Act because the carbon charge was a tax. But of all the carbon dioxide...

The U.S. Supreme Court held that the CAA displaces any federal common law right to seek abatement of carbon dioxide (CO2) emissions from fossil-fuel fired power plants. A group of states, private land trusts, and a city a filed suit against four power companies and the TVA claiming that their e...

A California court ordered the California Air Resources Board to set aside its "functional equivalent document" and scoping plan to reduce greenhouse gases as it relates to cap and trade. The court ruled that the board inadequately described and analyzed project alternatives in violation of the...

The Michigan Supreme Court held that a company's plan to discharge contaminated water from an environmental cleanup site in the Manistee River watershed into a previously unpolluted site in the AuSable River watershed was manifestly unreasonable and that the state agency should be held accou...

The D.C. Circuit denied a petition for review challenging EPA's decision granting California a waiver from federal preemption under the CAA that allows the state to implement its own regulations requiring automobile manufacturers to reduce fleet-average greenhouse gas emissions from new motor vehicl...