Articles by Ask Umbra®
The New York Times calls Umbra Fisk "a trailblazer in the field of eco-advice columnists" and "the arch online sage of the new green age." Her latest passion: kale smoothies ... no, sorry, civic engagement, because getting political is the only way we'll get a planet that doesn't burn and a future that doesn't suck. Ask Umbra a question here.
All Articles
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Umbra on global warming
Dear Umbra, The many articles on global warming conclude with something about the inherent complexity and uncertainty of the issue. So exactly what is the evidence for (and against) arguing that the current warming trend is inside the scope of normal fluctuations? What is the evidence for (and against) arguing that the trend is caused […]
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Umbra on talking to friends about climate change
Dear Umbra, I need a good stick-it-to-ya comeback to friends who, while they acknowledge global warming and hear me rattle off all that is bad about it, are liking the direct effects, which right now are sunnier and warmer days. What can I do or say to get them to snap back into reality, especially […]
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Umbra on plants and global warming
Dear Umbra, My simple understanding of global warming is that we are introducing long-buried carbon dioxide into the atmosphere. This is shifting the balance, leading to a host of undesirable issues. CO2 is consumed by plants, so here’s my thought: Could we grow crops that consume a lot of CO2 (I’m thinking bamboo here, which […]
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Umbra on organic pesticides
Dear Umbra, Recently, an article in my newspaper stated that federal and state guidelines allow the spraying of “organic pesticides” on organic crops. I thought organic crops were pesticide-free. I am very disappointed to find out that there are sanctioned “organic pesticides” which, with probably little to no independently researched information, may or may not […]
