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Strategic leadership towards sustainability - individuals, organizations, and communities using systems thinking to create a better future that is peaceful, healthy, prosperous, just, equitable, and resilient for generations to come.
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| Image source: Solar Richmond, www.solarrichmond.net |
| Image source: The 6th Extinction |
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| At Cisco Systems, fellow Emily Reyna developed a plan for installing energy-saving devices in R&D labs that could save an estimated $8 million per year (with an 18-month payback) and reduce Cisco’s greenhouse gas emissions by 3%. Source: EDF |
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| SunPower's Malaysian fab plant. Image source: EngineerLive |
“We will pay for this one way or another,” Gen. Anthony C. Zinni, a retired Marine and the former head of the Central Command, wrote recently in a report he prepared as a member of a military advisory board on energy and climate at CNA, a private group that does research for the Navy. “We will pay to reduce greenhouse gas emissions today, and we’ll have to take an economic hit of some kind.
“Or we will pay the price later in military terms,” he warned. “And that will involve human lives.”
We had a blower door test done recently and found all of our leaks and under-insulated spots. There were a lot of them, and we’ve got a guy coming soon to fill in the parts of the roof with no insulation as an immediate first step. The next steps are to seal up all of the holes and gaps in the floor, get the walls insulated, update the windows, and hopefully put in some new windows on a Southwest wall. Before sealing up that tight though, we need to find a good solution to air quality and moisture – a ventilation system with a heat exchange that can work in our old house. It will be interesting to see how close we can get to a ‘super-insulated’ house that we can heat with the sun and some body heat. Starting from scratch it’s easier – I always think of the Rocky Mountain Institute headquarters that doesn’t need a heating system, and on cold overcast days, they throw tennis ball down the hall for the dog for auxiliary heat.
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http://www.wmtw.com/video/17593519/index.html
Arctic scientists discover new global warming threat as melting permafrost releases millions of tons of a gas 20 times more damaging than carbon dioxide
Tuesday, 23 September 2008
Also – this week I somehow stumbled upon this brief article on GHG emissions:
US Greenhouse Gas Emission Slows Down
October 7, 2005 9:30 a.m. EST
Andrea Moore - All Headline News Staff Reporter
Harlan Watson, a State Department special envoy, tells the Senate Environment and Public Works Committee, "One can argue whether it's slowing down fast enough, but it is slowing down."
The United States releases about 6.6 million tons of carbon dioxide, methane and other gases into the air each year; a quarter of the world's total emissions, which scientists blame for heating the atmosphere like a greenhouse.
Emissions are growing at the rate of about 1.5 percent a year. That growth rate is expected to drop to about 1.3 percent by 2012 as industries adopt newer and cleaner technology.
I post it only to point out how misleading headlines can be at times. The headline seems pretty upbeat because it suggests at first glance that the
Again, I’m not a huge fan of getting into the global change debate (despite the fact that it is probably the biggest, most urgent challenge we face) because it is “in the leaves” – and gets away from the core principle problems about how we meet our needs. But this concept exemplifies the difficulties of whole systems thinking.
An interesting study was conducted about this, using this example of CO2 emissions. Researchers from MIT (John Sterman and Linda Booth Sweeney) explained the dynamics of global warming to MBA students at Harvard, Stanford, and MIT and presented them with two scenarios showing projected CO2 emissions rates (flows) and CO2 levels in the atmosphere (stocks), and asked them to identify what the trends would be given various cut backs in emissions. Almost two-thirds of the students failed to correctly recognize the trend (which would be continued global warming) because they didn’t consider the rate at which CO2 was pulled from the atmosphere (through photosynthesis, and the impact deforestation has on natural systems capacity to do that) or the fact that the CO2 already in the atmosphere would continue to have effects even if human emissions stopped all together.
Anyhow, misunderstanding about the basic functions of these systems can promote in-action, and a lost sense of urgency about what our current reality really looks like – so it’s important to be clear.
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