Why I Love Lichens But Oppose Nuclear Power

Nature has unexpected sensors. Students are always astonished to learn that litmus, the simplest of acid-base indicators, is extracted from lichens. Lichens, which have no roots but a thallus, also bioconcentrate SO2 pollution and radioactive fallout from the air. The thallus is the non reproductive part of the lichen that, depending on the genus, can have... Continue Reading →

Protected Areas In Florida Tourist Zones

Most of us in the Northeast just see Florida as an escape from our cold winters. Yet, ecologically it’s a special place: 11% of all the vegetation consists of species that are endemic to the state. Scrub jays, whose 1-year old offspring help their mother raise new chicks, are found nowhere else. The same applies to 13 species of... Continue Reading →

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