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Flint's Water Crisis 'infuriating' given knowledge about lead poisoning
Flint, Michigan temporarily switched its water supply from Lake Huron to the Flint River in April 2014 to cut costs. Should officials have known that lead contamination would result?
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Why aren't the endangered western gray whales recovering from over hunting?
The eastern gray whales that commonly appear along the West Coast of the United States seemingly have recovered from over-hunting with new protective guidelines established in the 1970s. Their counterparts across the ocean – western gray whales – have not fared as well.Some scientists believe that a lack of prey may be a limiting factor…
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What's in YOUR fish tank?
If you’re an aquarium enthusiast, you no doubt have many beautiful and colorful tropical fish populating your aquarium. Perhaps you’ve studied the different species carefully to be sure they can peacefully co-exist. You know what they like to eat and what water conditions help them thrive.Here’s a question though — did you investigate to see…
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Human impacts on climate caused record warm years
Recent record warm years are with extremely high likelihood caused by human-made climate change. Without greenhouse-gas emissions from burning coal and oil, the odds are vanishingly small that 13 out of the 15 warmest years ever measured would all have happened in the current, still young century. These odds are between 1 in 5000 and…
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Zebra stripe camouflage hypothesis debated
If you’ve always thought of a zebra’s stripes as offering some type of camouflaging protection against predators, it’s time to think again, suggest scientists at the University of Calgary and UC Davis.
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Hyperloop moving to full-scale testing
Clean-tech visionary Elon Musk first unveiled his idea for a high-speed ground transport system called Hyperloop back in 2013. The concept — in which passengers are transported in magnet-propelled capsules at more than 750 miles per hour — was quickly dismissed by many as a pipe-dream.But, while most of us weren’t paying attention, a handful of private companies…
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Snowfall along east coast creating state of emergency. What can you do with snow to make the best of it?
Many people will see the snow currently blanketing much of the U.S. Eastern Seaboard as a nuisance coating sidewalks and roads. Others are celebrating it as an excuse to spend the day swooshing down a hill.As for me, I like to think of snow as food.Growing up in Missouri, I consumed as much snow ice cream as…
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Buzzards Bay being impacted by climate change
An analysis of long-term, water quality monitoring data reveals that climate change is already having an impact on ecosystems in the coastal waters of Buzzards Bay, Mass. The impacts relate to how nitrogen pollution affects coastal ecosystems.Utilizing 22 years of data collected by a network of citizen scientists, researchers from the Woods Hole Oceanographic Institution…
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How aerosols drive the rain
While the effects of power plant emissions, vehicle exhaust and other manmade aerosols on air quality and public health are well-known, their impact on the climate is not completely understood. Scientists have shown that aerosols can lower surface temperatures either directly, by reflecting sunlight skyward, or indirectly, by increasing the reflectivity of clouds, but until…
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High levels of PCBs threaten whales and dolphins
Scientists are raising serious concerns about the future of whales and dolphins in European waters who are continuing to suffer from the effects of toxic chemicals that were banned decades ago, but continue to linger in the environment.According to a new study led by the Zoological Society of London (ZSL), which was just published in the journal Scientific Reports, whales…