Our Dying Planet

Loss of pollinators and extent of overfishing – our impacts on the world are large and getting worse

I’ve discovered some interesting recent reports dealing with two aspects of the global environmental crisis – the impacts of global biodiversity loss, and the extent of global overfishing, or perhaps, the impacts of our foolishness and our greed.  We seem to have a foolish disregard for the well-being of species not seen as immediately useful … Continue reading »

Categories: Biodiversity Loss, Fisheries, Our Dying Planet | Comments Off on Loss of pollinators and extent of overfishing – our impacts on the world are large and getting worse

Learning About Environmental Tipping Points by Looking into the Past

How Quickly Do They Tip? Recently, I have been writing a lot about the political aspects of climate change, so today we get back to environmental and ecological science.  I’m sure there will be more politics in the future, but not today.  There has been lots of speculation in recent months about tipping points – … Continue reading »

Categories: Biodiversity Loss, Changing Oceans, Climate change, Our Dying Planet | 1 Comment

Shifting Baselines and Lack of Awareness of Environmental Change: A Sea Level Story

The Venetians did not build the Piazza San Marco so that it would flood on high tides.  Relative to the piazza, sea level is higher now than when it was built.  At Venice, sea level is higher partly because the land on which the city sits has been sinking, and it’s higher partly because sea … Continue reading »

Categories: Changing Oceans, Climate change, Economics, In the News, Our Dying Planet | 2 Comments