Related topics: energy

Why green ammonia may not be that green

Ammonia has been in the news because of its suitability as a hydrogen carrier and fuel, in addition to being a vital ingredient in fertiliser. Existing distribution networks and the ease of turning ammonia gas into a liquid ...

Getting sustainability done in New York City

Just in time for Earth Day, New York City has issued a new sustainability plan, one that focuses on means as well as ends. Like the initial plan issued by the Bloomberg administration in 2007, the Adams plan is grounded in ...

How one photon becomes four charge carriers

Photovoltaics, the conversion of light to electricity, is a key technology for sustainable energy. Since the days of Max Planck and Albert Einstein, we know that light as well as electricity come in tiny, quantized packets ...

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