John Johnston

Solar panel installation

A new report from the Intergovernmental Panel on Climate Change (IPCC) says humanity will have to at least treble its output of clean energy by 2050, to have a decent chance of avoiding catastrophic climate change. Low-carbon energy sources currently account for about 30% of the world’s electricity, mostly hydroelectric and nuclear power. With the [...]

Electric Car Sales Are Growing At Over 100% Every Year

by John Johnston April 10, 2014
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Electric car sales have now been growing at over 100% a year for at least the past 4 years. At the end of 2010, just 25,000 battery-electric, plug-in hybrid electric, and extended-range electric vehicles had been registered globally. By the end of 2011 approximately 80,000 had been registered, and approximately 200,000 by the end of [...]

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Cheaper Solar Power Is Driving Global Renewable Energy Growth

by John Johnston April 8, 2014
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According to a report released by the UN Environment Programme and Bloomberg New Energy Finance, the share of overall world electricity generated by renewable energy is rising. This is largely because solar panel systems are becoming cheaper and cheaper. Overall, solar, wind and other renewable sources of electricity, not counting hydropower, accounted for 8.5% of [...]

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US Navy Plans To Beam Solar Power From Space To Earth

by John Johnston April 6, 2014
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The United States Naval Research Laboratory is developing technology that will allow solar power to be harvested in orbit and beamed back down to Earth, Wired has reported. Both of the current prototype designs combine solar panels with electronics to convert the energy to radio waves for beaming down to Earth. The plan is to [...]

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World Will Have To Eat Less Meat And Dairy To Fight Climate Change: Study

by John Johnston April 2, 2014
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The growing world population will have to reduce its meat and dairy consumption to keep global warming from rising above the “safe” 2 degrees Celsius already agreed to by governments, a study from the Chalmers University of Technology, Sweden has concluded. The study has been published in the journal Climatic Change. Although emissions from burning [...]

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Elon Musk Explains Why Lithium-Ion Battery Packs Are Sustainable

by John Johnston March 30, 2014
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In this video from December 2013, which Lenz Blog unearthed from YouTube, SolarCity Chair and Tesla Motors founder and CEO Elon Musk explains why he thinks the large-scale manufacturing of lithium-ion battery packs is going to be sustainable. Lithium-ion batteries are currently used in many products, including in electric cars and for solar power storage. [...]

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13 of 14 Warmest Years On Record Occurred In 21st Century: UN

by John Johnston March 27, 2014
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Global warming trend continues with floods, droughts and extreme weather events around the world

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Exxon Mobil To Reveal How Much Of Its Carbon Assets Could Become Worthless

by John Johnston March 25, 2014
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After sustained pressure from shareholder groups, Exxon Mobil has indicated it will reveal just how much of its oil, coal, and gas reserves could become worthless if governments around the world finally agree to restrict carbon emissions, NewScientist has reported. We’ve previously discussed the fact that the world will have to leave the majority of [...]

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Hillary Clinton Urges ‘Mass Movement’ For Climate Change Action

by John Johnston March 23, 2014
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Potential 2016 presidential candidate Hillary Clinton, speaking at a (Bill) Clinton Global Initiative panel at Arizona State University, has said that she hopes there will be a mass movement that demands political action on climate change. Clinton stated that climate change is not “just some ancillary issue” and will determine the quality of life for [...]

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Solar Will Turn Into The ‘Incumbent’ Electricity Source In Australia

by John Johnston March 20, 2014
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Australian Clean Energy Council CEO David Green has asserted that solar PV (panels) will transition from being a disruptive technology to being the “incumbent” technology in Australia, displacing coal and radically changing the way electricity is provided, RenewEconomy has reported. Green said in a presentation for the Davos Connection conference that, with the growth of [...]

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