Results 21 to 30 of about 15,857 (254)

Platinum Group Element Traces of CAMP Volcanism Associated With Low‐Latitude Environmental and Biological Disruptions

open access: yesGeophysical Monograph Series, Page 263-304., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jessica H. Whiteside   +3 more
wiley  

+3 more sources

Diverse portfolios: Investing in tributaries for restoration of large river fishes in the Anthropocene

open access: yesFrontiers in Environmental Science, 2023
Rehabilitation of large Anthropocene rivers requires engagement of diverse stakeholders across a broad range of sociopolitical boundaries. Competing objectives often constrain options for ecological restoration of large rivers whereas fewer competing ...
Kristen L. Bouska   +5 more
doaj   +1 more source

Source-To-Sea River Journeys and their Politics of Scale and Knowledge Production: Examining Colorado River Expeditions from the United States through Mexico

open access: yesWater Alternatives, 2021
In this article we examine an increasingly popular form of water activism – the source-to-sea river journey and its associated narrative – in order to understand its proliferation and implications for water discourse.
Adrianne C. Kroepsch   +2 more
doaj  

Long-term mark-recapture monitoring of a Colorado pikeminnow Ptychocheilus lucius population: assessing recovery progress using demographic trends

open access: yesEndangered Species Research, 2017
Colorado pikeminnow Ptychocheilus lucius, a large, endangered, piscivorous cyprinid once abundant throughout warm-water reaches of North Americaís Colorado River system, has been reduced to 2 wild populations inhabiting the Colorado and Green rivers ...
Osmundson, DB, White, GC
doaj   +1 more source

The Romance of the Colorado River [PDF]

open access: yesBulletin of the American Geographical Society, 1903
n ...
A. P. B., Frederick S. Dellenbaugh
openaire   +2 more sources

Fish without water: Validation and application of δ18O in Totoaba macdonaldi otoliths

open access: yesCiencias Marinas, 2008
The geochemistry of fish otoliths is a valuable tool for reconstructing environmental conditions, migrations and life histories. In this study we validate the relationship between temperature, the water oxygen isotope composition (δ18O) and otolith δ18O
K Rowell, C True, KW Flessa, DL Dettman
doaj   +1 more source

Suspended sediment transport in Rio Colorado agricultural basin, Argentina

open access: yesFrontiers in Built Environment, 2023
The nutrient input from inland water discharges is vital for the development of marine aquatic fauna, being significantly sensitive to changes in water quality (WQ).
Nicolas C. O. Cancio   +2 more
doaj   +1 more source

Hydrologic response of groundwater and streamflow to natural and anthropogenic drivers of change in headwaters of the upper Colorado River basin during recent wet (1982–1999) and drought (2000–2022) conditions

open access: yesJournal of Hydrology: Regional Studies
Study region: Headwaters of the upper Colorado River basin (UCOL), USA Study focus: Surface-water and groundwater numerical models incorporating water-use information were used to investigate changes in climate, water use, and simulated hydrologic ...
Fred D Tillman   +7 more
doaj   +1 more source

The influence of rivers on seabird foraging ecology

open access: yesBiological Reviews, EarlyView.
ABSTRACT Rivers act as vital arteries to the world's oceans, delivering fresh water and nutrients that sustain marine ecosystems. Globally, river flow increasingly is being altered by climate change and anthropogenic pressures; yet the significance of rivers to predatory marine species, such as seabirds, and the extent to which river‐related changes ...
Julia B. Morais   +2 more
wiley   +1 more source

Closing Loopholes in Water Rights Systems to Save Water: The Colorado River Basin

open access: yesWater Resources Research
Around the world, water rights systems govern the allocation of water to a multitude of users. Such systems primarily come into play during times of drought, when some users have to be shorted.
P. Debaere   +10 more
doaj   +1 more source

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