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Not only do conifer trees thrive in acidic soils, they actually make the soil more acidic. Acidic leaflitter (or needles) from conifers falls to the forest floor and the precipitation leaches the acids down into the soil. Other species that can tolerate the acidic soils of the taiga are lichens and mosses, yellow nutsedge, and water horsetail.
Taiga or tayga (/ ˈ t aɪ ɡ ə / TY-gə; Russian: тайга́, IPA:), also known as boreal forest or snow forest, is a biome characterized by coniferous forests consisting mostly of pines, spruces, and larches.
Suffered from significant industrial pollution called "foul and noisome, polluted by offal and industrious wastes, scummy with oil, unlikely to be mistaken for water." [ 220 ] Fish kills and submerged vehicles were a common sight, along with toxic chemical plumes that colored parts of the river pink and orange. [ 221 ]
Tigers in the wild typically have a lifespan of 10-15 years, according to the Smithsonian's National Zoo & Conservation Biology Institute. Tigers cared for by humans can live upwards of 20 years.
Hunting of tigers for illegal trade of body parts and opportunistic hunting of tiger prey species were considered the main threats to the country's tiger population. [41] Five tigers were recorded in Nam Et-Phou Louey National Protected Area between April 2003 and June 2004. Large wild prey species occurred at low densities so that tigers ...
Tigers are a “conservation-dependent species” that require constant interventions to protect them from the threat of hunting and poaching, says Stuart Chapman, leader of WWF’s Tigers Alive ...
Tigers have played prominent roles in circuses and other live performances. Ringling Bros included many tiger tamers in the 20th century including Mabel Stark, who became a big draw and had a long career. She was well known for being able to control the tigers despite being a small woman; using "manly" tools like whips and guns.
Tigers once roamed across Central Asia, but were declared extinct decades ago. In a bid to revitalize the ecosystem in the Ile-Balkhash region, Kazakhstan has embarked on a decade-long ...