In Tamilnadu, numerous such rare varieties of herbs are still now available at Uthagamandalam, Kollimalai and many places. While people are not attentive of the importance and worth of these plants, they are allowable to perish unhonoured and unsung in our generation. It is enriching that the Botany Department of the Pachaiyappan College in Chennai has been energetically engaged in the endeavour to keep them from total extinction. They are in the progression of increasing an herbal farm. The Institution is as well listing out the information of herbs and the places where they grow up. They gather these plants with the assist of the Forest officials and tribal. Moreover, the students and the staff of the botany Department are also increasing Test Tube Herbs in the Cell growth Research Unit at the College. The College has currently hundred and twenty varieties of exceptional species of herbs.
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The tiger inhabitants in Tamil Nadu have increased whereas it had been dwindling in most places of the country. The tiger population between 62 and 80 in the Tamil Nadu Mudumalai Reserved Forest, while in Kalakkad-Mundanthurai and Topslip in Pollachi would differ among six and eight. While previous census report, the tiger count in the state was probably to be 70. Policy planning enhanced involvement and forest defense by the officials and public, environment improvement, constant monitoring and ecological attentiveness programmes had guide to the raise in the number of wild cats in the state. Further research programmes that were taken up in Tamil Nadu, which facilitate in the systematic supervising and perambulation by the forest department, also contributed to the enhance in population. Another significant factor was that in the previous censuses the animal count was arrived at by the amount of sightings of pugmarks, which was not a perfect method. Yet, in the most recent census a more systematic method of camera trapping was implement that assist in getting a more valid data. The census work began on February 2006 in Tamil Nadu. Recently tiger census was executed by Wild Animal Department officials and Tamil Nadu Forest by the assist of 150 university students at the Kalakkad-Mundanthurai Tiger Reserve in Tirunelveli district. The whole Kalakad-Mundanthurai Tiger Reserve Forest was let know as a sanctuary in 1976. Kalakad is also well-known for the endangered lion tailed monkeys in huge numbers. The number of tigers in India has plunge to approximately 1,411, almost half the earlier estimate, according to a government survey. As per the previous census conceded out in 2001 and 2002, there were 3,642 tigers.
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