August 25, 2009
Flora
Invasive plants and motivational seminars collide in my world. If you’ve ever attended a goal-generating seminar, you’ve probably heard the term Reticular Activating System (RAS) tossed around. It’s used in motivational circles to describe our physiological capacity to pay attention. The RAS is part of a large network in our nervous systems, controlling consciousness, sensory [...]
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August 22, 2009
Flora
The Bay Area has a thistle problem, but goldfinches weren’t complaining on our hike yesterday. As stated in this sign, there are earnest efforts to limit the spread of wild artichoke thistle which tends to push out native plants and grasslands. Invasive thistles are aggressive, using up water resources and messing with habitat for wildlife [...]
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