Category Archives: Planetary Boundaries

Climate change is just one of 9 existential boundaries we are crossing, and declining energy will probably keep the worst IPCC scenarios from happening. More worrisome is loss of biodiversity, ozone, gases released from agricultural fertilizers, freshwater depletion, ocean acidification, chemical pollution, and so on

If Greenland Ice Sheets melt, sea level will rise 23 feet

Posted on March 23, 2014 by

Greenland Ice Sheet Destabilizing, Threatening Greater Sea-Level Rise March 2014   (James Hansen makes the case that sea level could rise over decades) [My comment: 90% of global trade (much of it food and oil) is carried by container ships and … Continue reading →

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Lessons From the Little Ice Age

Posted on March 23, 2014 by

Lessons From the Little Ice Age Geoffrey Parker, March 22, 2014, New York Times Climatologists call it the Little Ice Age; historians, the General Crisis. During the 17th century, longer winters and cooler summers disrupted growing seasons and destroyed harvests … Continue reading →

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Peak Coal already happened or likely soon, so worst IPCC scenarios may never happen

Posted on January 8, 2013 by

[ The good news is that The IPCC has greatly exaggerated the amount of coal reserves we actually have The scientists below find that the Intergovernmental Panel on Climate Change (IPCC) has greatly exaggerated coal reserves, so the IPCC scenario … Continue reading →

Posted in But not from climate change: Peak Fossil Fuels, Climate Change, CO2 and Methane, Coal, Global Warming, Peak Coal, Planetary Boundaries, Runaway Greenhouse | Tagged | Comments Off on Peak Coal already happened or likely soon, so worst IPCC scenarios may never happen