Author: craigshields

So, you want a new set of windows and doors. Fine, that seems like a pretty simple decision, but there’s actually a lot to deliberate over. Will you choose cherry or chestnut, bronze or beige? Are you leaning towards traditional …

From Guest Blogger Malene Thyssen: Is Wood Always the Eco-Friendly Option? Read More »

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Everyone is looking for ways to save money on energy bills. Compact fluorescent light bulbs, tankless water heaters, water timers for the garden, and more are gaining popularity for they are proven to save money on utility bills. Although most …

From Guest Blogger Allison: Why Spray Foam Roofing is a Green and Sustainable Roof Option Read More »

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Energy use skyrockets during the winter months. Reducing your energy use not only lowers your bills, it also reduces your carbon footprint. Even small adjustments to your lifestyle can have a big impact on the environment. Pick the Right Electric …

From Guest Blogger Tom Grant: Reducing Your Carbon Footprint in the Snow Read More »

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I wish a fond welcome to those participating in the talks on climate change now commencing in Poland – a land I once visited on a business trip.  I especially admire that the Poles’ reverence for Frederic Chopin is obvious …

Climate Change and the Talks Commencing in Poland Read More »

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I thought readers would be interested in this piece that my colleague Jim Greenberg from Ocean Thermal Energy Corporation wrote, proposing a connection between clean energy and our affinity for veterans.  

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Frequent commenter Tim Kingston sent me this very interesting piece (including a very well-made video at the bottom) on harvesting vibrational energy that is currently wasted using piezoelectricity, i.e., the property of some materials that they produce small amounts of …

Harvesting Wasted Mechanical Energy Read More »

Cause for celebration: as shown in this video, it’s the 100th anniversary of the Kaplan turbine (invented by Austrian professor Victor Kaplan in 1913), and still used today in run of river hydrokinetics.

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Gary Stark asked me to comment on this intriguing video on the future of transportation, which suggests that, rather than make incremental improvements in our transportation system, that we replace the whole enchilada with a system of small tram-like cars …

Cool Video on the Future of Transportation Read More »

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In the last four years, I’ve written about just over 3,300 blog posts on various concepts affecting environmental sustainability.  But every once in a while, I think it’s worth writing about writing itself – or at least referring readers to …

Writing About Environmental Sustainability Read More »

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Those of you who may have wondered what a howler monkey sounds like when it does its thing will take delight in this video, made by my dear friends at the Turimiquire Foundation, located in Northeastern Venezuela, and dedicated to …

The Turimiquire Foundation, Sustainability, and Human Rights Read More »

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