State sued over sand mining in San Francisco Bay, California
Environmentalists are suing the state in an effort to reduce sand mining inside San Francisco Bay that they contend is shrinking a popular beach and habitat for an endangered bird.
Substance in crude oil harms fish hearts, could affect humans as well
Exposure to oil can cause severe cardiovascular effects in fish. Experiments provide direct evidence of how phenanthrene, an oil pollutant found in water, air and soil, causes irregular heartbeat and weaker contractions of heart cells.