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Greenhouse Gas Concentrations Continue to Rise
Posted on Mon, 02 Jan 2012 15:11:09 -0500
The latest Greenhouse Gas Bulletin.pdf by the World Meteorological Organization reports data showing that the worldwide concentrations of greenhouse gases, carbon dioxide, methane, and nitrous oxide have continued to rise and "reached new highs in 2010" with reported averaged values of 389.0 ppb, 1,808 ppb, and 323.2 ppb, respectively. The following illustration shows that although annual growth rate (ppm/year) varies widely (lower graph), the relative concentration of carbon dioxide has increased steadily (upper graph). The report provides similar results for methane and nitrous oxide. When coupled with the results of the International Energy Outlook 2011 (see Sustainability Law Talk post on Nov. 1, 2011) these data suggest a trend of increasing concentrations ... » more
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Ambiguous Words in a Construction Contract Can LEED to Miscommunication
Posted on Wed, 22 Feb 2012 09:22:15 -0500
I have my Google reader set to search various blogs, news sites, and Twitter feeds to help me keep current with the latest trends in the construction industry. There remains one major problem: the words we use have different meanings for everyone. Take, for example, my search of Twitter feeds (above) for Building Information Modeling (BIM). If you were to do the same search during a weekday morning, the majority of results would return various individuals involved in some aspect of the construction industry either praising or criticizing BIM. Now, if you were to do the same search on any ... » more
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Posted on Wed, 22 Feb 2012 09:22:15 -0500
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Posted on Wed, 22 Feb 2012 09:22:15 -0500
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Posted on Wed, 22 Feb 2012 09:22:15 -0500