Green home improvement and retrofit projects that only require a minimal investment and that have a sure (and often speedy) payback. These relatively low-cost improvements can reap real savings. Plus, a link to info on tax credits and rebates.
We will discuss how the Earth overcomes the increasing solar radiation from the Sun to maintain a stable temperature for life (Gaia Hypothesis). The role anthropogenic forces will also be discussed.
This posting discusses the role of the Milankovitch Cycles in initating glaical/interglacial periods. It also discusses the role of sunspots in short term climate change.
Get a great idea for a bird feeder in this week’s Photo of the Week. Keep submitting your photos every week for a chance to be the Photo of the Week!
Solar Energy International (SEI), the National Wildlife Refuge System, and the National Sustainable Agriculture Information Service all offer events to educate participants in varying pursuits. This blog provides links to activity calendars and workshop schedules.
We discuss the concept that carbon dioxide released from the burning of fossil fuels is partly responsible for the current atmospheric carbon overload. We also briefly discuss other human activities that contribute to the atmospheric carbon overload.
At least four major beef recalls due to E. coli tainted meat occurred in 2010. A substantial percentage of the meat was certified organic. With these beef scares in mind, the fact that Grist readers voted hamburgers as the second scariest food of 2010 comes as no surprise.
The California Department of Pesticide Regulation (DPR) has approved the use of methyl iodide, a pesticide toxic to humans, for application to strawberry fields. Methyl iodide is recognized as a carcinogen that can also cause late term miscarriage and permanent neurological damage. Scientists agree that farmers cannot safely use the pesticide, and a concerned coalition has formed to persuade Governor Brown to put a moratorium on the use of methyl iodide.
Using climate history we discuss how tipping points are triggered and the consequences to the planet after a tipping point has occurred. We also look at evidence to determine whether the current global warming trend will lead to a tipping point