From Ensia magazine, 27 September 2019: For all their many virtues, wind and solar power have one major flaw: at some point, even in the windiest, sunniest parts of the planet the wind stops blowing and the energy-giving rays of the sun disappear over the horizon. So as the world works to decarbonize its energy … Continue reading Build a better battery
From Ensia magazine, 8 November 2018: Jorgo Chatzimarkakis was refueling his hydrogen fuel-cell car at one of the 50-plus refueling stations scattered around Germany when a Tesla driver, who was recharging his own car, approached. The man was excited to see a hydrogen-powered car in action, and was brimming with questions. Chatzimarkakis, who is secretary … Continue reading From German trains to South Korean buses, hydrogen fuel is back in the picture
From Ensia magazine, 13 October 2017: The Australian federal government’s love affair with coal has reached new levels in recent years, with federal ministers bringing chunks of the mineral into parliament and donning high-visibility mining vests as pro-coal publicity stunts. Yet against this backdrop, one Australian state has managed to break global records in the … Continue reading South Australia goes all-out on renewables despite Federal focus on coal
From Ensia magazine, 16 August 2017: “We are still in.” On June 5, 2017, with these four words a group of U.S. businesses and investors with a combined annual revenue of US$1.4 trillion sent a powerful message to the world: U.S. president Donald Trump may have withdrawn from the Paris agreement on climate change four … Continue reading Can business save the world from climate change?
From Ensia magazine, 9 January 2017: At 2:46 p.m. local time on Friday, March 11, 2011, Japan was rocked by the largest earthquake ever to strike its shores. The 9.1 magnitude quake triggered a devastating tsunami that killed more than 15,000 people. It also took out the back-up emergency generators that cooled the reactors at … Continue reading As global demand for electricity grows, geothermal energy heats up