Pillai Sruthi P Kumar ' BSc. Botany (graduate) Graduate (Visharad) in Hindustani Classical Mu Trained Bharatnatyam Classical Dancer. A passionate speaker. . A civil service aspirant. Please do rate, review and recommend if you genuinely liked my video...it will definitely make a difference in my life... Follow me through unacademy app for future notifications...
Objective .This course will complete the remaining three chapters (12th ncert) part by part included in the portion of topic ENVIRONMENT' important for GS section of UPSC exam. The main objective is to explain the concepts as simply as possible, to clear the basics, especially focuses on beginners, and tries to generate an interest among viewers by being more creative. Source 12th ncert
Target audience UPSC aspirants .SSC .CDS Railway etc.
Is biodiversity conservation really important??
NARROWLY UTILITARIAN Direct economic benefits from environment like, Natural food (cereals, pulses, fruits) Firewood Fiber Construction material Industrial products (tannins, lubricants, dyes, resins, perfumes) Products of medicinal importance BROADY UTILITARIAN Biodiversity plays a major role in many ecosystem services that nature provides. Eg-pollination, Amazon-forest etc ETHICAL Every species has an intrinsic value, even if it may not be of current or any economic value to us. We have a moral duty to care for their well being and pass on our biological legacy in good order to future generations.
Can we put an economic value on this service of nature??? More than 20% of the total oxygen in the earths atmosphere are produced by Amazon forests through photosynthesis How much does a hospital spends on a cylinder of oxyge :
Cross-pollination pollen grains 1. Pollen from stamens sticks to a bee as it visits a flower to collect food 3. Pollen on the bee stic to a pistil of a flower on the other plant pollen 2. The bee travels to another plant of the same type. yper banana Pollen grain Sta Corolla Pollen tube epe men stiama -anther calyr Alam en yle stule low er ova Stamen Carpen
25,000 species of plants contribute to the traditional medicines used by native peoples around the world. .Lets embrace ourselves to natured resources put Increasing resources put Philosophically or spiritually we need in th in to bio prospecting pecies ic Means exploring molecular, genetic and species - level diversity for products of economic importance Increase in economic benefits 2 Increase in mutual developments of living beings and environment
Biodiversity conservation Ex situ (off site) conservation V In situ (on site) conservation Conservation and maintenance of samples of living organisms outside Conservation and maintenance of samples living organisms outsidee their natural habitat their natural habitat Conservtion and protection of the whole ecosystem, leads to protection of its biodiversity at all levels Objective to meet the solutions for the urgent requirements, where in an animal or plant is endangered or threatened and needs urgent measures to save it from extinction
in S TU a protected area of importance for wildlife, flora, fauna or features 1. National reserv of geological or other special interest, an area of countryside, or occasionally sea or fresh water 2. National parks reserved and managed for 3 Marine parks 4. Biosphere rese Nature reserves may be designated conservation and to provide special opportunities for study or research. Protected by the state for the enjoyment of the by government institutions in some countries, or by private landowners, suchgeneral public or as charities and research institutions regardless of nationality. the preservation of wildlife. Nature reserves fall into different IUCNcommercial categories depending on the level of protection afforded by local laws. exploitation tresources in a national park Normally it is more strictly protected than a nature park.
National parks Northeast Greenland National Park- world's largest national park and Gragnland nd Russia e a hachi Arctic Oceen nland , Iceland|Municipal capitals Berin Sea BeaufdvI Den AlaskaSBanes (US) eay Sea airbanks NuJ GulWhitet orse Laovader Alaska FI 0 Edmontons Vang ouer C anada Pacific Sealtle Potland, Boston
.List of India's some of the biggest national parks National Park Sunderbans National Park, West Bengal. Kanha National Park, Madhya Pradesh. MUDUMALAT TIGER RESERVE v Mudumalai National Par Tamil Nadu. Gir National Park, Gu
Pillai Sruthi P Kumar
Pursuing MSc (botany, Cytogenetics), Mumbai University. Youtuber#sruthipillai. Work as a Biofaculty @MtEducare (reputed institute) Mumbai