The pace of solar energy development is accelerating as the installation of rooftop solar water heaters takes off. Unlike solar photovoltaic (PV) panels that convert solar radiation into electricity, these “solar thermal collectors” use the sun’s energy to heat water, space, or both.
Browsing the "world on the edge" Tag
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The hundreds of data sets that accompany Lester Brown’s latest book, World on the Edge: How to Prevent Environmental and Economic Collapse, illustrate the world’s current predicament and give a sense of where we might go from here. Here are some highlights from the collection.
For a number of years, we’ve used the Apollo project as metaphor for the kinds of transformation we need to create in terms of our energy and resource use. It’s a compelling, aspirational vision that draws on our desire to reach goals that might seem unattainable. No doubt such concepts harness creativity and ingenuity… and […]