HFC (hydrofluorocarbon) emissions contribute to climate change, and Canada and many other nations are taking a stand to reduce their emissions by 85% in the next 20 years. HFCs are commonly found in refrigerators, air conditioners, foam products, and other items world-wide. Current global HFC emissions are the equivalent of approximately 1 billion tons of carbon…
Tag Archives: global warming
14
Oct
Oct
Sweltering in the hot desert sun, Masdar City sits under a global microscope at the nexus of rising clean technology and the development of sustainable urban life in the glaring light of climate change. Conceived on a zero-moisture stretch of barren desert sand in Abu Dhabi, UAE, the zero-carbon, zero-waste settlement of Masdar City has…
24
Aug
Aug
Blocks used for residential and commercial construction employ a wide variety of green building materials in their composition. The most popular and commonly used is the standard hollow concrete block, but there are many variations in shape, weight, and composition. Sand, cement, gravel, and water are the most commonly used elements in blocks, but there…
16
Apr
Apr
Life cycle assessment (LCA) looks at the environmental impacts of a building material over the entire life of the material, from extraction to disposal. LCA attempts to quantify these impacts for the purpose of comparing materials or buildings. What is measured? LCA is a scientific study of the environmental inputs and outputs to a building…
26
Apr
Apr
I wrote a post for CleanTechnica on December 6, 2011 about something I’d never before heard about, integral fast reactors — you guessed right, nuclear reactors. Titled, “Our Nuclear Trash Heap Needs IFRs,” I wrote about a 2008 book by environmentalist, Tom Blees, “Prescription for the Planet.”
13
Mar
Mar
There are many concerns about how we can prevent global warming. In every industry, whether it be transportation, agriculture, or the construction industry, there are questions about how to prevent global warming. By building better designed, more energy-efficient, and natural homes, global warming will become less of a threat. One of the most basic necessities…
16
Jan
Jan
These days, there are more and more options for those of you who want a small wind turbine out in the yard or on your roof. They range from the standard to the somewhat bizarre, and come in sizes that can power several major appliances all the way up to your whole house and beyond….
Sometimes it feels like there is nothing we can do to make a difference. Sometimes we are so confused by all we see and hear that we remain motionless. Now is not the time. A green building writer and consultant tells you what she REALLY thinks!