River
It’s all in the genes — including the tracking device
Parentage-based tagging (PBT) is an emerging genetic-based fish tagging method that involves genotyping hatchery broodstock. PBT is a passive non-invasive…
Potentially 'catastrophic' changes underway in Canada's northern Mackenzie River Basin: report
Canada's Mackenzie River basin — among the world's most important major ecosystems — is poorly studied, inadequately monitored, and at serious risk due to…
Climate change threatens extinction for 82 percent of California native fish
The study, published online in May in the journal PLOS ONE, assessed how vulnerable each freshwater species in California is to climate change and estimated…
Small dams on Chinese river harm environment more than expected, study finds
Although large dams are generally considered more harmful than their smaller counterparts, the research team’s surveys of habitat loss and damage at several…
Amazon River Exhales Virtually All Carbon Taken Up by Rain Forest
Until recently people believed much of the rain forest's carbon floated down the Amazon River and ended up deep in the ocean. University of Washington research…
Central Valley irrigation intensifies rainfall, storms across the Southwest
Agricultural irrigation in California’s Central Valley doubles the amount of water vapor pumped into the atmosphere, ratcheting up rainfall and powerful…