Scientist sheds light on complexity of biodiversity loss

Two-thirds of America's bird species are threatened with extinction, according to the National Audubon Society. Many other studies show similar declines in mammals, insect and fish species across the globe.

Removing tiny shrimp may help climate-proof Lake Tahoe's clarity

Lake Tahoe, with its iconic blue waters straddling the borders of Nevada and California, continues to face a litany of threats related to climate change. But a promising new project to remove tiny, invasive shrimp could be ...

Human impact on sea urchin abundance

Sea urchin populations are more sensitive to human activities than previously believed, according to a half-century observational study. Researchers found that changing water temperature and algal blooms strongly affected ...

Catchy names for exotic algae

Unicellular algae, to which the so-called dinophytes belong, are important primary producers in marine and freshwater habitats and, as such, they provide a vital source of food for other organisms. They also serve as indicator ...

For a green alga, spotted salamanders are stressful hosts

New research shows how two drastically different organisms—a green alga and the spotted salamander—get along as cellular roommates. Scientists at the American Museum of Natural History and Gettysburg College found that ...

Researchers track the toxicity of Lake Erie cyanobacterial blooms

Efforts to reduce the amount of phosphorus and other nutrients washing off farm fields and into Lake Erie shifted into overdrive after high levels of a bacterial toxin shut down the drinking water supply to more than 400,000 ...

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