California's farmers bought Trump's election pitch. Now they may pay the price in tariffs, a trade war and immigration raids.

For a small fish only found in the San Francisco Estuary, the delta smelt has caused a lot of controversy over the years.

President Donald Trump issued an executive order to allow federal agencies to override state policies to maximize water amid ...

President Trump has already begun to introduce changes that weaken the Endangered Species Act, a cornerstone of U.S. conservation law.

President Trump issued Executive Order 14181 (“EO 14181”), entitled “Emergency Measures to Provide Water Resources in ...

Under the heading of “Ending the subsidization of California’s mismanagement,” Trump ordered a full review of all federal ...

Once, millions of monarchs wintered in California. But climate change, habitat loss, widespread pesticide use and disease ...

Several environmental groups sued the Interior Department Monday alleging the agency dragged its feet in determining whether a fish in the San Francisco Bay should be classified as endangered under ...

The Western population of the monarch butterfly hit a near-record low with fewer than 10,000 found living in California this ...

The Western population of the monarch butterfly has reached the second-lowest level recorded since tracking began nearly ...

What is the history of the Delta smelt? In 1993, the smelt was listed as threatened under the Federal Endangered Species Act and the California Endangered Species Act, according to the California ...