river
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Biology
The first documented sighting of a group of bowhead whales at the mouth of the Churchill River in Canada
Beluga whale hanging around a UM researcher boat. Credit: Emma Authentic. In the summer of 2020, researchers at the University of Manitoba installed a time-lapse camera overlooking the mouth of the Churchill River. The goal of their research was to understand the interaction between beluga whales and marine vessels. But it was unexpected that they filmed. A group of bowhead…
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Environment
Oil spills on the Ecuador River bring about emergency declarations
This handout from the Equadra Municipality in Esmeraldas shows the impact of an oil spill on the Esmeraldas River. The oil spill in northwestern Ecuador caused black rivers to turn the river, urging authorities to declare an environmental emergency and order residents to drink food. The spill, believed to have been caused when landslides burst a major oil pipeline, contaminated…
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Earth
The health of the Fraser River Delta in Canada requires monitoring and management, researchers warn
Landsat image of the Fraser River Delta in southwestern British Columbia, Canada. It shows geographical features along the lower Fraser River (yellow), tidal lats (orange), and population centers (white). Credit: Canadian Journal of Earth Sciences (2024). doi:10.1139/cjes-2024-0041 The Fraser River is unique among the great rivers of the world. This is the relatively natural, relatively natural, uncovered Mountain River running…
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Earth
How does the Atmospheric River flow? Scientists modernize research to understand
Credit: Unsplash/CC0 Public Domain Most people are looking for ways to avoid stable rain from atmospheric rivers, but they use cumbersome weather patterns to improve predictions, control complex mazes of California waterways, and ultimately It helps to modernize to. Weather researchers at the Scripps Agency, a worker at San Diego, California and Yuba Water Engine, have measured radiozond, air condition…
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Biology
The second largest freshwater crayfish, the second largest in the world, once inhabited a lot on the longest river Australia. We have regained it.
The crayfish on the Malay river is always completely protected, and if you catch it, you have to return it to water immediately. Credit: South Australia Malay crayfish used to prosper in the southern part of the Malay Darling Basin. This kind was seen everywhere, from the headwaters of the Australian Alps and the headwaters of the Malan Biji River…
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Earth
New research reveals underground secrets of the Avon River Critical Zone
Credit: Pixabay/CC0 Public Domain Research led by the University of Western Australia has revealed new insights into the landscape profile of Western Australia’s Avon River Critical Zone Observatory. PhD candidate Jesse Weller from UWA’s School of Agriculture and Environment and Center for Water and Spatial Sciences is lead author of the study published in the journal Earth Surface Processes and…
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Earth
AI can be used to predict river flows and warn of potential flooding, new study reveals
(a) Close-up of the Ottawa River between survey stations 02KF009 (CS upstream or CSU) and 02KF005 (CS downstream or CSD). (b) Extensive diagram of river networks, watershed boundaries, and outflow points. It shows how these watersheds flow into and connect with the Ottawa River. Credit: Hydrology (2024). DOI: 10.3390/Hydrology11090151 As recent floods in Spain and elsewhere have shown, any warning…
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Other Sciences
Ancient Aboriginal heritage preserved on cliffs along the Murray River
Site conditions on the Pyke River cliff and an example of an eroded midden lens contained within the Woolinen Formation deposits above carbonate paleosols (MR = Murray River). Credit: Radiocarbon (2024). DOI: 10.1017/RDC.2024.99 A new study by Flinders University researchers, carried out in collaboration with the River Murray and Mallee Aboriginal Corporation (RMMAC), is located on a cliff top in…
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Earth
Why is Mount Everest so big? New study highlights river of injustice, but deeper forces are at work
Map of normalized channel steepness (ksn) as a measure of stream power. Credit: Nature Geoscience (2024). DOI: 10.1038/s41561-024-01535-w Mount Everest (also known as Chomolungma or Sagarmatha) is famous for being the tallest mountain in the Himalayas, and indeed on Earth. but why? At 8,849 meters above sea level, Mount Everest is about 250 meters higher than the other great mountains…
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Earth
A river is pushing up the top of Everest
Credit: Pixabay/CC0 Public Domain Mount Everest is about 15 to 50 meters taller than it would be otherwise, and continues to grow, due to uplift caused by erosion of nearby river gorges, UCL researchers say. found out in a new study by. The study, published in Nature Geoscience, found that a significant canyon has been carved out by erosion from…
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