United States Of America (US)

First food: business of taste

Good Food is First Food. It is not junk food. It is the food that connects nature and nutrition with livelihoods. This food is good for our health; it comes from the rich biodiversity of our regions; it provides employment to people. Most importantly, cooking and eating give us pleasure. …

Blood money

This year marks the 200th anniversary of the first successful human-to-human blood transfusion, conducted by James Blundell, an English obstetrician working just across the Thames from The Economist’s offices. Today blood is big business—with global exports worth more, in 2016, than global exports of aeroplanes. But that trade is distorted …

US cities losing 36 million trees a year, researchers find

Cities in the United States are increasingly seeing concrete in place of greenery as urban areas lose an estimated 36m trees annually, according to a study from the Forest Service. Tree cover in urban areas has declined at a rate of around 175,000 acres per year, while impervious cover – …

Tourism is responsible for nearly one tenth of the world's carbon emissions

Tourism accounts for around 8 per cent of global greenhouse gas emissions, according to a new study that marks the first attempt to quantify the industry’s total carbon footprint. In an ambitious paper published in the scientific journal Nature Climate Change, an international team of scientists has quantified the environmental …

The carbon footprint of global tourism

Tourism contributes significantly to global gross domestic product, and is forecast to grow at an annual 4%, thus outpacing many other economic sectors. However, global carbon emissions related to tourism are currently not well quantified. Here, we quantify tourism-related global carbon flows between 160 countries, and their carbon footprints under …

US gives Uganda $400m to fight HIV/AIDS

The US government has announced a $408m budget support to Uganda’s HIV prevention and treatment effort. The funding will be disbursed under the US President’s Emergency Plan for AIDS Relief (PEPFAR). According to the embassy, the funding was announced on April 20, in Washington by the Global AIDs Co-ordinator, Ambassador …

Framing the future for PRRS (porcine reproductive and respiratory syndrome)

The evolution of knowledge about porcine reproductive and respiratory syndrome (PRRS) is now enabling pork producers and their veterinarians to make headway combatting this difficult and costly disease.

Quantitative attribution of climate effects on Hurricane Harvey's extreme rainfall in Texas

Hurricane Harvey made landfall in August 2017 as the first land-falling category 4 hurricane to hit the state of Texas since Hurricane Carla in September 1961. While its intensity at landfall was notable, most of the vast devastation in the Houston metropolitan area was due to Harvey stalling near the …

Strategies for reducing Opioid-overdose deaths — Lessons from Canada

North America is in the midst of its most serious drug-overdose crisis in history. From 1999 through 2015, drug-overdose deaths approximately tripled in the United States, and the majority of such deaths now involve an opioid. In 2016 alone, there were 64,000 drug-overdose deaths in the United States — more …

Carbon future in black and white

Making sense of recent energy trends can seem like a high-stakes Rorschach test. Some experts see the boom in renewable energy and the shift away from coal in many countries as evidence that the world is beginning to turn a corner on global warming. Others see simply a continuing reliance …

Prenatal organophosphate pesticide exposure and traits related to autism spectrum disorders in a population living in proximity to agriculture

Prenatal exposure to organophosphate (OP) pesticides has been linked with poorer neurodevelopment and behaviors related to autism spectrum disorders (ASD) in previous studies, including in the Center for Health Assessment of Mothers and Children of Salinas (CHAMACOS) study, a birth cohort living in the agricultural Salinas Valley in California. The …

Projected changes in precipitation, temperature, and drought across California’s hydrologic regions in the 21st century

This study investigated potential changes in future precipitation, temperature, and drought across 10 hydrologic regions in California. The latest climate model projections on these variables through 2099 representing the current state of the climate science were applied for this purpose. Changes were explored in terms of differences from a historical …

Loss of life due to Hurricane Harvey

An analysis was made of the loss of life directly caused by Hurricane Harvey. Information was collected for 70 fatalities that occurred directly due to the event. Most of the fatalities occurred in the greater Houston area, which was most severely affected by extreme rainfall and heavy flooding. The majority …

California has worst US air pollution: report

California has the most polluted cities in the United States, a report issued on Wednesday said, as President Donald Trump's administration seeks to force the state to weaken its vehicle emissions standards. The study published by the American Lung Association—which covers the period from 2014 to 2016, the year before …

Cities and communities in the US losing 36 million trees a year

Scientists with the USDA Forest Service estimate that between 2009 and 2014, tree cover in the Nation's urban/community areas declined by 0.7 percent, which translates to losing an estimated 36 million trees or approximately 175,000 acres of tree cover annually. Pavement and other impervious cover increased at a rate of …

Short-term elevation of fine particulate matter air pollution and acute lower respiratory infection

Nearly 60% of U.S. children live in counties with PM2.5 concentrations above air quality standards. Understanding the relationship between ambient air pollution exposure and health outcomes informs actions to reduce exposure and disease risk.

Demand cancer drugs that truly help patients

Drug regulators and trial designs should assess benefits that actually matter to people with cancer, says Ajay Aggarwal. Original Source

Threshold evaluation of emergency risk communication for health risks related to hazardous ambient temperature

Emergency risk communication (ERC) programs that activate when the ambient temperature is expected to cross certain extreme thresholds are widely used to manage relevant public health risks. In practice, however, the effectiveness of these thresholds has rarely been examined. The goal of this study is to test if the activation …

US earmarks sh274b to improve nutrition in Karamoja

The US, through the United States Agency for International Development (USAID), has earmarked $75m (sh274b) towards improving food and nutrition security in Karamoja sub-region. The US government in a statement on April 5, announced the launch of two new five-year activities to improve food and nutrition security in and to …

11 US States To Challenge EPA Rollback Of 2025 Fuel-Efficiency Standards

The US EPA is pursuing a rollback of earlier plans (implemented under Obama’s presidency) to raise the new-vehicle fuel-efficiency standard to nearly 50 miles per gallon by 2025 (that would be a fleet-level requirement, not model level). In response to that, 11 US states have now revealed an intention to …

The production and use of waste-derived renewable natural gas as a climate change in the United States

The production of Renewable Natural Gas (RNG) from organic waste for use as a vehicle fuel is an emerging strategy that businesses, states, and municipalities in the United States are pursuing to make use of waste-derived methane and lower the carbon footprint of vehicle fleets. This working paper explores RNG’s …

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