20 episodes

A look at our changing environment.

Earth Wise WAMC Northeast Public Radio

    • Education
    • 4.6 • 12 Ratings

A look at our changing environment.

    More Mega-Droughts | Earth Wise

    More Mega-Droughts | Earth Wise

    According to a new report led by researchers from the University of Queensland in Australia, mega-droughts are expected to increase as global temperatures rise with the progression of climate change.  While mega-droughts have no strict scientific definition, most studies – including this one – define them as prolonged droughts lasting two decades or longer.  The […]

    • 2 min
    Carnivores Eating Human Food | Earth Wise

    Carnivores Eating Human Food | Earth Wise

    A recent study by ecologists at the University of Wisconsin-Madison has found that carnivores living near people often get more than half of their diets from human food sources rather than from their traditional prey.  This represents a major lifestyle disruption that puts North America’s carnivore-dominated ecosystems at risk. The researchers studied the diets of […]

    • 2 min
    Getting Value From Plastic Waste | Earth Wise

    Getting Value From Plastic Waste | Earth Wise

    To date, the world has produced more than five billion tons of plastic and is making more all the time.  Based on the way things are currently done, most of that will end up in landfills or in the natural environment.  By 2050, the amount of plastic is expected to exceed 13 billion tons.   This […]

    • 2 min
    Hydrogen-Powered Transport In Britain | Earth Wise

    Hydrogen-Powered Transport In Britain | Earth Wise

    The first hydrogen-powered train in the UK had its first mainline runs at the end of September.  The train, known as HydroFLEX, was developed under a project headed by the University of Birmingham under the UK government’s Department for Transport.  Hydrogen-powered trains do not emit harmful gases but rather use hydrogen and oxygen to produce […]

    • 2 min
    Fuel From Lignin | Earth Wise

    Fuel From Lignin | Earth Wise

    Lignin is an organic polymer that provides the rigid structure of plants and is what gives wood and bark their characteristic properties.  Lignin typically comprises between 20 and 35% of the mass of wood.  The two major substances extracted from trees, grasses, and other biomass materials are cellulose and lignin.  Cellulose is used to make […]

    • 2 min
    Pandemic Lockdowns And Carbon Emissions | Earth Wise

    Pandemic Lockdowns And Carbon Emissions | Earth Wise

    The early months of the COVID-19 pandemic saw many human activities reduced to a fraction of what they were previously.  Notably, air pollution in major cities was dramatically lower than it had been in decades.  Now, a new study has looked at the effect of the pandemic shutdowns on carbon dioxide emissions. An international team […]

    • 2 min

Customer Reviews

4.6 out of 5
12 Ratings

12 Ratings

Top Podcasts In Education

Listeners Also Subscribed To

More by WAMC Northeast Public Radio