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Next Renewable Energy Source: An Artificial Leaf
Solar energy is not a new concept and has been implemented on a grand scale world-wide. But researchers are looking at another possible renewable method of harnessing the power of the Sun: photosynthesis.
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A Global Energy Grid Based on 100% Renewable Energy
Researchers are working to build an industrial scale prototype of a next generation HVDC technology that could pave the way for a global electricity grid, based on renewable energy.
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Safe Drinking Water Remains Out of Reach for Many Californians
An estimated 370,000 Californians rely on drinking water that may contain high levels of the chemicals arsenic, nitrate or hexavalent chromium. Researchers say that Californians impacted by unsafe drinking water from other compounds for which data are not as widely available.
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Expanding America’s Marine Highways
The U.S. Department of Transportation’s Maritime Administration (MARAD) awarded $12.6 million in grants to nine marine highway projects across the United States, saying the under the America’s Marine Highway Program (AMHP). DOT says that the funding will help address supply chain disruptions, enhance the movement of goods along the U.S. navigable waterways, and expand existing waterborne freight services.
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Enhancing Earthquake Resilience by Updating Steel Building Standard
Since the mid-1990s, a type of steel column that commonly features slender cross-sectional elements has become more prevalent in buildings along the West Coast of the United States and in other seismically active regions. Although these columns have complied with modern design standards, expert say that our understanding of how they would perform during an earthquake has been limited by a lack of full-scale testing.
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Cities Boosted Rain, Sent Storms to the Suburbs During Europe’s Deadly Summer Floods
When it comes to extreme weather, climate change usually gets all the attention. But according to a new study, the unique effects of cities – which can intensify storms and influence where rain falls – need to be accounted for as well.
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Examining Life-Cycle Bridge Performance and Cost Management
A new book is an authoritative resource for “students, researchers, practitioners, infrastructure owners and managers, and transportation officials to build up their knowledge of life-cycle bridge performance and cost management at both project level and network level under various deteriorating mechanisms, hazards, and climate change effects.”
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Germany Closes Three of Its Six Operating Nuclear Power Plants
The shutdowns of three plants take place as Europe faces one of its worst-ever energy crises and as support for nuclear as a low carbon energy is, once again, on the rise.
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Antarctica’s “Doomsday” Glacier: How Its Collapse Could Trigger Global Floods and Swallow Islands
Driven by global warming, sea level has risen around 20cm since 1900, an amount which is already forcing coastal communities out of their homes and exacerbating environmental problems such as flooding, saltwater contamination and habitat loss. The massive Thwaites glacier in West Antarctica is similar in size to Great Britain, and it contains enough ice to raise global sea levels by 65cm if it were to completely collapse. The worry is that Thwaites might not be the only glacier to go.
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What Are the Geopolitical Risks of Manipulating the Climate?
It would only take one country—watching its crops shrivel or its water run dry—deciding to take a chance to set in motion a global geoengineering climate experiment, and technologies which could, for example, block the sun’s rays or siphon huge amounts of carbon from the air are not that far out of reach. The effects could get out of hand quickly. Yet the international community has not established the kinds of guardrails you might expect for potentially world-changing technologies. As a result, no single governing body is overseeing geoengineering efforts on a global scale.
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Germany Responds to Putin's Weaponization of Russian Gas
Germany is pumping Russian gas back into Poland as Gazprom cuts supply to the EU. As Russia plays its hybrid war games with an increasingly divided EU, the new front appears to be the Yamal-Europe gas pipeline.
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The Use of Earthquake Science for Assessing Risks to Gas Pipelines
New study highlights the need to continue efforts to systematically quantify nationwide earthquake risk to gas pipelines in the United States, which manages the largest gas pipeline network in the world.
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Radioactive Contamination Is Creeping into Drinking Water Around the U.S.
As mining, fracking and other activities increase the levels of harmful isotopes in water supplies, health advocates call for tighter controls.
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Belgium to Shut Down All Existing Nuclear Power Plants
The Belgian government has said all of the country’s existing nuclear energy plants will close by 2025. However, Belgium will invest in future nuclear technology.
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Improving Estimates of Population Exposed to Sea Level Rise: Not as Straightforward as It May Seem
An analysis of data from 2015 finds that between 750 million and more than a billion people globally resided in the ≤ 10 meters low elevation coastal zone (LECZ), up from 521 million and 745 million in 1990. Understanding the number and location of people living LECZ is necessary for policy makers and communities preparing for and adapting to impacts from sea level rise caused by climate change.
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More headlines
The long view
Helping Strengthen America’s Critical Infrastructure
Everyday life depends on a robust infrastructure network that provides access to running water, communications technology and electricity, among other basic necessities. The experts who keep our national infrastructure secure and resilient also need a strong network to share their knowledge and train the next generation of professionals capable of solving complex infrastructure challenges.
AI and the Future of the U.S. Electric Grid
Despite its age, the U.S. electric grid remains one of the great workhorses of modern life. Whether it can maintain that performance over the next few years may determine how well the U.S. competes in an AI-driven world.
Using Liquid Air for Grid-Scale Energy Storage
New research finds liquid air energy storage could be the lowest-cost option for ensuring a continuous power supply on a future grid dominated by carbon-free but intermittent sources of electricity.
Enhanced Geothermal Systems: A Promising Source of Round-the-Clock Energy
With its capacity to provide 24/7 power, many are warming up to the prospect of geothermal energy. Scientists are currently working to advance human-made reservoirs in Earth’s deep subsurface to stimulate the activity that exists within natural geothermal systems.
Experts Discuss Geothermal Potential
Geothermal energy harnesses the heat from within Earth—the term comes from the Greek words geo (earth) and therme (heat). It is an energy source that has the potential to power all our energy needs for billions of years.