Sustainability

  1. Environment

    Air pollution takes a toll on solar energy

    Dust and other tiny air pollutants can reduce solar energy output by as much as 25 percent in parts of the world.

    By Laurel Hamers
  2. Materials Science

    Perovskites power up the solar industry

    Perovskites are the latest hot materials in solar energy production.

    By Laurel Hamers
  3. Environment

    ‘Fossil’ groundwater is not immune to modern-day pollution

    Ancient groundwater that is thousands of years old is still susceptible to modern pollution, new research suggests.

    By Thomas Sumner
  4. Chemistry

    New tech harvests drinking water from (relatively) dry air using only sunlight

    A prototype device harvests moisture from dry air and separates it into drinkable water using only sunlight.