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1,4-Butanediol, also called Butane-1,4-diol (other names include 1,4-B, BD, BDO and 1,4-BD), [5] is a primary alcohol and an organic compound with the formula HOCH 2 CH 2 CH 2 CH 2 OH. . It is a colorless viscous liquid first synthesized in 1890 via acidic hydrolysis of N,N'-dinitro-1,4-butanediamine by Dutch chemist Pieter Johannes Dekkers, who called it "tetramethylene glyco
India forms a large part of the Indomalayan biogeographical zone and many of the floral and faunal forms show Malayan affinities with only a few taxa being unique to the Indian region. The unique forms include the snake family Uropeltidae found only in the Western Ghats and Sri Lanka.
Ostriches were also formerly native to India, but also became extinct during the Late Pleistocene. [9] [10] India is home to several well-known large animals, including the Indian elephant, [11] Indian rhinoceros, [12] and Gaur. [4] India is the only country where the big cats tiger and lion exist in the wild.
The environment of India comprises some of the world's most biodiverse ecozones. The Deccan Traps , Gangetic Plains and the Himalayas are the major geographical features. The country faces different forms of pollution as its major environmental issue and is more vulnerable to the effects of climate change [ 1 ] being a developing nation .
They are home to some of earth's unique flora and fauna. Indian forests represent one of the 12 mega biodiverse regions of the world. India's Western Ghats and Eastern Himalayas are amongst the 32 biodiversity hotspots on earth. India is home to 12% of world's recorded flora, some 47000 species of flowering and non-flowering plants. [28]
With exports outpacing imports, China’s trade surplus rose to $97.4 billion. The report came a day after Beijing pledged to loosen monetary policy and provide more support for the world’s No ...
There was endless politicking by coaches, athletic directors and fans, but the College Football Playoff selection committee settled on a 12-team field in the end and now it's time to make some picks.
India is the world's biggest producer of mica blocks and mica splittings. [75] India ranks second amongst the world's largest producers of barite and chromite. [75] The Pleistocene system is rich in minerals. India is the third-largest coal producer in the world and ranks fourth in the production of iron ore.