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Nearly one-third of all oak species threatened with extinction, report says by Liz Kimbrough on 12 February 2021 Nearly one-third of all oak species (31%) are considered threatened with extinction, according to a new report. Of all 430 species of oaks, the highest number of species under threat are found in China, Mexico, Vietnam, and the United States, respectively. Globally, agriculture poses the biggest threat to oaks. Urban development, climate change, invasive species, plant diseases, and human disturbance have also strained oaks globally. And in Latin America, which has the highest number of endemic oak species, the use of oak for charcoal is a threat. ....
Credit: The Morton Arboretum Lisle, Ill. (Dec. 10) An estimated 31% of the world s oak species are threatened with extinction according to data compiled in a new report by The Morton Arboretum and the International Union for Conservation of Nature (IUCN) Global Tree Specialist Group, The Red List of Oaks 2020. The report details for the first time the distributions, population trends and threats facing the world s estimated 430 oak species, and will serve as a roadmap for conservation action. According to Arboretum researchers, an estimated 41% of the world s 430 oak species are of conservation concern. Nearly one-third (31%) are considered threatened with extinction. This proportion of threatened species is higher than threat levels for mammals (26%) and birds (14%). The report indicates that the countries with the highest number of threatened oak species are Mexico (32 species), China (36), Vietnam (20), and the United States (16). ....
In a former life allison cut down trees for a certain new jersey municipality. no! there was a tree specialist who has the new title of hero. james morgan is cutting down a tree. he sees smoke pouring out of a nearby sun garden senior s home. what does he do? nothing. no. he does everything! he comes down from the tree kicks in a door! what! he finds a burning electrical panel. he turns off the breakers stopping the fire. i have a grandpa in a place like this and that s why i ....
Here s jeanne moos. reporter: there have been road rage incidents where someone used their bare hands or even a golf club. but this this is a new road for road rage. this threat has teaked. no this isn t some remake of the chain saw massacre with its drive-by slicings. this actually happened in the suburb of montreal, kwequebec. they were driving with their two kids. we hear, come in. reporter: it was a tree specialist driving this van. the couple said the van and the mini van cut them off from driving erratically, so they followed him to try to get his license and to tell police where he went but then ended up in a dead end street. the couple blocked his exit. he brandished the chain saw. ....