Sedimentation News

On the second day of 2021, a whale shark drifted into Kendari Bay, in eastern Indonesia, and became trapped when the tide quickly turned. After a 10-hour struggle in murky,…

A survey of 40,000 existing and 3,700 planned dams finds that the structures could fragment fish habitat in the Amazon, Niger, Congo, Salween and Mekong river systems by 25% or more.

KENDARI, Indonesia — Next year will mark the completion of a nearly mile-long bridge being built over this booming industrial city’s iconic bay, say government officials here. But researchers studying…

The dourada, one of the Amazon’s goliath catfish species, plus other commercially valuable migratory fish stocks crashed after Santo Antônio and Jirau dams were built, say researchers.

The launch of an online crowdsourcing database for seagrass hopes to breathe new life into efforts to conserve the underwater flowering plants, which act as both important habitats for marine…

Nearly 100,000 small hydropower dams exist or are planned worldwide, and science has done little to study or inform policymakers about cumulative environmental impacts.

Study: 142 existing and under construction Andean dams are fragmenting the Amazon, putting ecosystems at risk and impacting up to 30 million people. Another 160 dams are planned.

Flood pulses, important to Amazon basin aquatic and terrestrial ecology, are being severely impacted by both large and small hydropower dams.

LAKE LIMBOTO, Indonesia — Anton Kui has fished here since he was in fifth grade. He remembers he could quickly catch a day’s worth of fish close to his home.…

Seagrass, the “ugly duckling” of the conservation world, is a vital lifeline for thousands of communities around the globe and an efficient absorber of “blue carbon.” It is also quickly…

Trump’s 2018 budget, if adopted, threatens to kill already precarious Northwest salmon fisheries — crippling the local economies of US and Canadian communities and tribal nations.

Study warns that six hydroelectric mega-dams proposed for Andean highlands would put environment and food security at risk in Amazon basin.

Brazilian court finds Norte Energia consortium guilty of failure to keep housing commitments for those displaced by mega-dam in Amazon. Installation license suspended.

The Madeira River, one of the Amazon’s major tributaries, is the focus of intense hydroelectric dam development, part of a massive wave of infrastructure construction occurring across the Amazon basin.…

The Amazon basin faces irreversible environmental disturbance on an enormous scale due to hydroelectric dam development. Hundreds of existing and planned dams in both the Amazonian lowlands and the Andean…

Chinese consortium pushes new canal through Nicaragua, threatening indigenous people, environment. A stealthy jaguar moves across a camera trap in Bankukuk, Nicaragua along the path of the Gran Canal. Conservationists…