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1 February 2023 – Solar Energy is widely touted as the answer to the climate change problem. The sun radiates billions of watts, many times the supply needed to match global demand. While solar panels are important, they are limited by chemistry, physics, engineering, and economics. The details are in the article here.
1 January 2023 – Happy New Year – The issue of climate change deserves attention. It is relevant to everything that we do and is integral to hiking. A primer on the basics of the greenhouse effect and greenhouse gases is a subject that is worth knowing so that, when the subject comes up for discussion, you can better understand and become an advocated for action. The Article is entitled Greenhouse Effect and Global Warming Gases. It explains the diagram below.
15 December 2022 – Moose are metaphor for strength and solitude. Subsisting on tree bark and aquatic plants, they survive the rigors of winter without hibernation. While their numbers have rebounded from the depredation of the last century, they are threatened by the warmer temperatures of climate change. The reasons are complex. The moose story, including Bullwinkle, can be found here.
15 November 2022 – Wintergreen is an obscure, ground hugging plant noted for the taste and aroma of its leaves and berries. Oil of Wintergreen is methyl salicylate, a chemical produced to attract desirable animals and repel others. There is strong scientific evidence that it signals nearby plants to protect themselves and that it can attract predatory insects to annihilate leaf eating adversaries. More detail in the article.
17 October 2022 – The Parasol Mushroom is named for its appearance as the near perfect umbrella. But the shape is deceiving as it is not to protect the spores on the underside of the cap from water, but to provide an atmosphere with enough water vapor under the cap to provide a droplet to launch the spores. The explanation of the surface tension catapult is in the article here.
17 September 2022 – The Wooly Bear Caterpillar is the counterpart to the groundhog‘s spring forecast. The width of its brown band is an alleged harbinger of the severity of the upcoming winter. It is often seen trundling furiously on trails in autumn to find a good place to wait out the cold, which it will do in a near frozen state. For more information about the astounding larva of the Isabella moth, read the article here.
15 August 2022 – Yarrow is one of the most well-known herbals globally as it is native to both Eurasia and North America. It is widely disbursed and common along old fields and roads; easily recognized for its lacy leaf structure. Mythologically, it was used by Achilles to treat wounds during the Trojan War, one of its current primary uses. There is more to learn.
15 July 2022 – Bald Eagles need no introduction. Their survival story involving DDT and the Migratory Bird Act is augmented with the true story about Benjamin Franklin’s alleged aversion, favoring the turkey as the national symbol. Article in depth.
15 June 2022 – Ring-necked snakes are small, common, and supposedly harmless. But like many of the rear-fanged snakes in the Colubrid family, they produce venom that causes pain, hematoma, and swelling. And why the neck ring? More information in the article.
16 May 2022 – The Eastern redcedar is not a cedar. It is a juniper. Junipers have “berries” that are not berries but small blue cones that attract birds to spread the seeds, which is why there are so many of them. More about the marvels of red cedar.
15 April 2022 – Flowers have opened for the business of pollination in the cheer of vernal sunshine. Great lobelias are among the most magnificent, upstaged only by their colorful cousin Cardinal Flowers. Indian Tobacco rounds out the lot for those seeking cessation. All three lobelias are discussed in the new added page.
18 March 2022 – Just in time for spring, the wood frogs have unfrozen and the males are madly searching wetlands for a mate to fill the water with thousands of eggs. The question is, how did they survive the ice? An interesting story of cryopreservation in the article.
14 February 2022 – Greenshield Lichens are most notable in the winter when they are one of the few things that contrast the drab grays and browns of denuded deciduous trees. They need only sunlight and water for the algal portion of the lichen to provide nutrients to the fungal portion. More on lichens and how they survive in the full article
15 January 2022 – It is still winter but a new year. White-tailed deer are wearing their darker coats and seeking out food that is scarce, wandering farther afield. This contributes to the deer population that poses an ecological problem in forests. A full discussion of the white-tailed deer, their habits, and ways to deal with them are in the full article.
Contact Information: William Needham – Needham82@aol.com