A Supreme Court ruling placed limits on federal protections for many streams and wetlands. A bill in California’s Legislature ...

Trump — once again — will rein in the nation's law protecting waterways. At stake are seasonal streams and ponds. The move is ...

At stake are seasonal streams ... s hydrology — especially its wet winters and dry summers — makes the legal definition of a wetland particularly pertinent, and difficult to interpret.

New Environmental Protection Agency Administrator Lee Zeldin said the agency is pursuing a definition for the waters of the United States "that is simple, that is durable and it will withstand the ...

EPA, the Supreme Court ruled in 2023 that Clean Water Act protections don't apply to many wetlands and ephemeral streams, which flow when it rains but otherwise sit dry much of the time.

Vernal pools are seasonal bodies of water that ... as predators themselves as they grow up. Like wetlands, vernal pools face many threats. When dry, they face the risk of soil compaction, plant ...

rose and fell over a 20-year cycle⁠, while Lower Klamath Lake fluctuated on a seasonal and yearly basis⁠. The variations from lake to lake and from lake to wetlands fostered biodiversity.