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One Concern Uses AI to Streamline Disaster Relief Efforts

           

Image: One Concern

fastcompany.com - by Katharine Schwab - November 15, 2018

 . . . One Concern is launching a machine learning platform that provides cities with specialized maps to help emergency crews decide where to focus their efforts in a flood. The maps update in real-time based on data about where water is flowing to estimate where people need help the most. It’s the latest in a wave of AI-powered tools aimed at helping cities prepare for an era of severe, and increasingly frequent, disasters.

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Our platform provides unprecedented situational awareness and actionable insights for decision-makers.

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Climate Change Has Intensified Hurricane Rainfall, and Now We Know How Much

           

Houston residents Larry Koser Jr. and his son Matthew salvage possessions from their home after Hurricane Harvey. Photo by Erich Schlegel/Getty Images

CLICK HERE - STUDY - Anthropogenic influences on major tropical cyclone events

pbs.org - by Julia Griffin - November 14, 2018

Hurricane Harvey swamped Houston with seven days of pounding rain last August. When scientists went back to look at historical weather patterns, they reported Harvey dumped 20 percent more rain than it typically would have. The culprit: climate change.

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We Have 12 Years to Limit Climate Change Catastrophe, Warns UN

CLICK HERE - REPORT - Global Warming of 1.5°C, an IPCC special report on the impacts of global warming of 1.5°C above pre-industrial levels and related global greenhouse gas emission pathways, in the context of strengthening the global response to the threat of climate change, sustainable development, and efforts to eradicate poverty

Urgent changes needed to cut risk of extreme heat, drought, floods and poverty, says IPCC

the guardian.com - by Jonathan Watts - October 8, 2018

The world’s leading climate scientists have warned there is only a dozen years for global warming to be kept to a maximum of 1.5C, beyond which even half a degree will significantly worsen the risks of drought, floods, extreme heat and poverty for hundreds of millions of people.

The authors of the landmark report by the UN Intergovernmental Panel on Climate Change (IPCC) released on Monday say urgent and unprecedented changes are needed to reach the target, which they say is affordable and feasible although it lies at the most ambitious end of the Paris agreement pledge to keep temperatures between 1.5C and 2C.

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Unusually Warm Sea Water Boosted 2017's Catastrophic Hurricane Season

                   

A Sept. 7, 2017, satellite image from NOAA shows the eye of Hurricane Irma, left, just north of the island of Hispaniola, with Hurricane Jose, right, in the Atlantic Ocean. Six major hurricanes formed in the Atlantic in 2017, including Harvey, Irma and Maria.  (Photo: AP)

CLICK HERE - STUDY - Dominant effect of relative tropical Atlantic warming on major hurricane occurrence

usatoday.com - by Doyle Rice - September 27, 2018

The catastrophic 2017 hurricane season – which included such monsters as Harvey, Irma and Maria – was fueled in part by unusually warm ocean water, a new study suggests.

And because of human-caused global warming, the study said similar favorable conditions for fierce hurricanes will be present in the years and decades to come . . .

 . . . "We show that the increase in 2017 major hurricanes was not primarily caused by La Niña conditions in the Pacific Ocean, but mainly by pronounced warm sea surface conditions in the tropical North Atlantic," the study said.

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How a ‘Solar Battery’ Could Bring Electricity to Rural Areas

           

New solar flow battery with a 14.1 percent efficiency. Photo: David Tenenbaum, UW-Madison

CLICK HERE - STUDY - Chem - 14.1% Efficient Monolithically Integrated Solar Flow Battery

theverge.com - by Angela Chen - September 27, 2018

Solar energy is becoming more and more popular as prices drop, yet a home powered by the Sun isn’t free from the grid because solar panels don’t store energy for later. Now, researchers have refined a device that can both harvest and store solar energy, and they hope it will one day bring electricity to rural and underdeveloped areas.

The problem of energy storage has led to many creative solutions, like giant batteries. For a paper published today in the journal Chem, scientists trying to improve the solar cells themselves developed an integrated battery that works in three different ways.

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Super Cheap Earth Element to Advance New Battery Tech to the Industry

           

Purdue researcher Jialiang Tang helped resolve charging issues in sodium-ion batteries that have prevented the technology from advancing to industry testing and use. Credit: Purdue University Marketing and Media

CLICK HERE - STUDY - Ultrasound-assisted synthesis of sodium powder as electrode additive to improve cycling performance of sodium-ion batteries

phys.org - by Kayla Wiles - September 19, 2018

Most of today's batteries are made up of rare lithium mined from the mountains of South America. If the world depletes this source, then battery production could stagnate.

Sodium is a very cheap and earth-abundant alternative to using lithium-ion batteries that is also known to turn purple and combust if exposed to water—even just water in the air.

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Study Shows High Post-Epidemic Seroprevalence of Zika Virus in Nicaragua

           

CLICK HERE - STUDY - PNAS - Seroprevalence, risk factor, and spatial analyses of Zika virus infection after the 2016 epidemic in Managua, Nicaragua

sph.berkeley.edu - August 30, 2018

Almost half of the population of Managua, Nicaragua, is infected with Zika virus, according to a study by UC Berkeley School of Public Health researchers. Eva Harris, professor of Infectious Diseases and Vaccinology at the School of Public Health and director of the UC Berkeley Center for Global Public Health, led the research, which was published August 27 in the Proceedings of the National Academy of Sciences.

“Knowing that 50 percent of the population was infected in only a three-month period during the epidemic is important because it means that another epidemic of that size and ferocity in the near future is very unlikely,” says Harris.

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West Antarctic Ice Melt Poses Unique Threat to U.S.

           

Sea level rise contributions from ice melt in different areas, including Greenland (a), West Antarctica (b), East Antarctica (c) and median of global glaciers (d). Values are ratios of regional sea level change to global mean sea level change. Adapted from Kopp et al. 2015.

axios.com - by Andrew Freedman - June 14, 2018

News of Antarctica's accelerating ice melt garnered worldwide headlines yesterday, as scientists revealed that 3 trillion tons of ice has been lost to the sea since 1992 — mostly from the thawing West Antarctic Ice Sheet and Antarctic Peninsula.

Why it matters: The location of the ice melt is important for determining the future of coastal communities, according to climate scientists. And, due to West Antarctica melting, it turns out that the U.S. coastline will be hit extra hard . . .

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Antarctic ice loss has tripled in a decade. If that continues, we are in serious trouble.

           

Scientists warns time is running out to save the Antarctic and its unique ecosystem, with potentially dire consequences for the world. Photograph: Daniel Beltrá/Greenpeace

CLICK HERE - IMBIE - ANALYSIS - Mass balance of the Antarctic Ice Sheet from 1992 to 2017

washingtonpost.com - by Chris Mooney - June 13, 2018

Antarctica’s ice sheet is melting at a rapidly increasing rate, now pouring more than 200 billion tons of ice into the ocean annually and raising sea levels a half-millimeter every year, a team of 80 scientists reported Wednesday.

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