Environmental Technology
Senior Scientist
Plant Ecology

Biodiversity Conservation, Functional Ecology and Climate Change Studies



Awarded Dr. D.S. Kothari Post-Doctoral Fellowship by University Grants Commission (UGC), New Delhi, India in 2008.

Selected Publications:

Thakur, D., Rathore, N., Sharma, M.K., Parkash, O. and Chawla, A. 2021. Identification of ecological factors affecting the occurrence and abundance of Dactylorhiza hatagirea (D.Don) Soo in the Himalaya. Journal of Applied Research on Medicinal and Aromatic Plants. 20 (2021) 100286. https://doi.org/10.1016/j.jarmap.2020.100286

Chawla, A., Kumar, A., Warghat, A., Singh, S., Bhushan, S., Sharma, R.K., Bhattacharya, A. and Kumar, S.*2020. Approaches for Conservation and Improvement of Himalayan Plant Genetic Resources. In: Tuteja, N., Tuteja, R., Passricha, N. and Saifi, S. (Eds.). Advancement in Crop Improvement Techniques. Woodhead Publishing, Elsevier Inc. https://doi.org/10.1016/B978-0-12-818581-0.00018-8.

Thakur, D., Singh, L. and Chawla, A*. 2020. Reliability of leaf functional traits after delayed measurements. Australian Journal of Botany. DOI:10.1071/BT19166

Thakur, D. and Chawla, A. 2019. Functional diversity along elevational gradients in the high altitude vegetation of the western Himalaya. Biodiversity and conservation, 28:1977–1996. DOI: 10.1007/s10531-019-01728-5.

Thakur, D., Rathore, N. and Chawla, A. 2019. Increase in light interception cost and metabolic mass component of leaves are coupled for efficient resource use in the high altitude vegetation. Oikos 128: 254–263, DOI:10.1111/oik.05538.

Dhiman, N., Sharma, N.K., Thapa, P., Sharma, I., Swarnkar, M.K., Chawla, A., Shankar*, R. and Bhattacharya*, A. 2019. De novo transcriptome provides insights into the growth behaviour and resveratrol and trans-stilbenes biosynthesis in Dactylorhiza hatagirea - An endangered alpine terrestrial orchid of western Himalaya. Scientific Reports, 9:13133. DOI: https://doi.org/10.1038/s41598-019-49446-w.

Rathore, N., Thakur, D. and Chawla, A. 2018. Seasonal variations coupled with elevation gradient drives significant changes in eco-physiological and biogeochemical traits of a high altitude evergreen broadleaf shrub, Rhododendron anthopogon. Plant Physiology and Biochemistry 132:708-719. DOI: 10.1016/j.plaphy.2018.08.009.

Thakur, D., Rathore, N., Sharma, M.K. and Chawla, A. 2018. Enhanced reproductive success revealed key strategy for persistence of devastated populations in Himalayan food deceptive orchid, Dactylorhiza hatagirea. Plant Species Biology, 33:191-202 DOI: 10.1111/1442-1984.12205.

Kumar, V., Sharma, A., Dhunna, G., Chawla, A., Bhardwaj, R. and Thukral, A.K. 2016. A tabulated review on distribution of heavy metals in various plants. Environ Sci Pollut Res 24(3):2210-2260. DOI 10.1007/s11356-016-7747-1.

Kumar, V., Sharma, A., Chawla, A., Bhardwaj, R. and Thukral, A.K. 2016. Water quality assessment of river Beas, India, using multivariate and remote sensing techniques. Environmental Monitoring and Assessment, 188:137. DOI 10.1007/s10661-016-5141-6.

Kumar, A., Singh, K.N., Lal, B., Chawla, A., Uniyal, S.K., Kaushal, R., Singh, R.D. and Ahuja, P.S. 2013. Regeneration Pattern of Tree Species in Forested Landscapes of Himachal Pradesh, Western Himalayan Region, India. Proc. Natl. Acad. Sci., India, Sect. B Biol. Sci. DOI 10.1007/s40011-013-0264-9.

Kumar, A., Lal, B., Rajkumar, S., Chawla, A. and Kaushal, R. 2013. Landscape Mapping and Tree Diversity Assessment of Pangi Valley: A Remote Tribal Area of Himachal Pradesh in Western Himalaya, India. International Journal of conservation Science. 4(4): 503-508.

Kumari, A., Sangta, R. and Chawla, A. 2013 Diversity, Distribution Pattern and Threat Status of Pteridophytic Flora in Shikari Devi Wild Life Sanctuary, Himachal Pradesh, India. Journal of Biodiversity Management & Forestry, 2:4. doi: 10.4172/2327-4417.1000115

Ahuja, P.S. and Chawla, A. 2013. Research Needs for Technological Preparedness. In: Chopra, V.L. (Ed.) Climate Change and its Ecological Implications for the Western Himalaya. Scientific Publishers, Jodhpur, India, Pp.406.

Chopra, V.L., Chandershekharan, I. and Chawla, A. 2013. Policy Considerations. In: Chopra, V.L. (Ed.) Climate Change and its Ecological Implications for the Western Himalaya. Scientific Publishers, Jodhpur, India, Pp.406.

Chawla, A., Yadav, P.K., Uniyal, S.K., Kumar, A., Vats, S.K., Kumar, S. and Ahuja, P.S. 2012. Long-term ecological and biodiversity monitoring in the western Himalaya using satellite remote sensing. Current Science 102(8):1143-1156.

Chawla, A., Parkash, O., Sharma, V., Rajkumar, S., Lal, B., Gopichand, Singh, R.D. and Thukral, A.K. 2012. Vascular plants, Kinnaur, Himachal Pradesh, India. Checklist 8(3):321-348.

Chawla, A., Kumar, A., Lal, B., Singh, R.D. and Thukral, A.K. 2012. Ecological characterization of high altitude Himalayan landscapes in the upper Satluj river watershed in Kinnaur, Himachal Pradesh, India. Journal of Indian Society of Remote Sensing, 40(3):519–539, DOI10.1007/s12524-011-0169-0.

Kumar, A., Chawla, A., Rajkumar, S. 2011. Characterization of Solang valley watershed in western Himalaya for bioresource conservation using remote sensing techniques. Environmental Monitoring and Assessment, 179:469–478, DOI 10.1007/s10661-010-1749-0.

Chawla, A., Kumar, A., Rajkumar, S., Singh, R.D., Thukral, A.K. and Ahuja, P.S. 2010. Correlation of multispectral satellite data with plant species diversity vis-à-vis soil characteristics in a landscape of western Himalayan region, India. Applied Remote Sensing Journal, 1(1): 1-13.

Kumar, A., Meenakshi, Uniyal, S.K., Lal, B., Chawla, A., Rajkumar, S. and Ahuja, P.S. 2010. HimFlorIS – an information system for flora in Himachal Pradesh, India. Current Science, 99(1): 98-101.

Mabwoga, S.O., Chawla, A., Thukral, A.K. 2010. Assessment of water quality parameters of the Harike wetland in India, a Ramsar site, using IRS LISS IV satellite data. Environmental Monitoring and Assessment, 170:117-128. DOI: 10.1007/s10661-009-1220-2.

Chawla, A., Rajkumar, S., Singh, K.N., Lal, B., Singh, R.D. and Thukral, A.K. 2008.  Plant species diversity along an altitudinal gradient of Bhabha valley in western Himalaya. Journal of Mountain Science, 5(2): 157-177.


Lal,B., Chawla, A., Singh,K.N. and Rajkumar,S. 2006. Ecology and ethnobotany of Herniaria incana Lam. - a lesser known taxon from Himachal Pradesh. Indian Journal of Forestry, 29(2): 187-189.



Ph.D. Students:

Nikita Rathore

Lakhbeer Singh

Nandita Mehta

Manish Sharma

Elennie Hopak

Bittu Ram

Anupam Bhatt


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