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Chapter
Selection of Biomonitoring Species
Lichens lack significant cuticle or epidermis and are devoid of a well-developed root system, therefore they absorb nutrients directly from the atmosphere. Along with nutrients, pollutants are also absorbed an...
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Chapter
Ecosystem Monitoring
Monitoring the quality and sustainability of the ecosystem with lichens has been studied worldwide. Three major categories of assessment that have been identified so far for the role of lichens in ecosystem mo...
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Article
Lichens reveal air PAH fractionation in the Himalaya
This paper shows that gas/particulate phase partitioning of polycyclic aromatic hydrocarbons (PAHs) can be monitored using lichens. Anthropogenic sources are responsible for the release of PAHs, which are bioa...
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Article
Lichens to distinguish urban from industrial PAHs
This paper shows that lichens can be used as biomonitors to distinguish urban from industrial polycyclic aromatic hydrocarbons (PAHs). PAHs are atmospheric pollutants originating mainly from incomplete combust...
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Chapter
Air Quality Monitoring with Lichens in India. Heavy Metals and Polycyclic Aromatic Hydrocarbons
Air quality monitoring is an integral part of an Environmental Impact Assessment Programme. It can be carried out either by direct air samplers or by employing biomonitoring plants. Monitoring of air pollution...
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Article
Periodical monitoring with lichen, Phaeophyscia hispidula (Ach.) Moberg in Dehradun city, Uttarakhand, India
Nine heavy metals were estimated in lichen, Phaeophyscia hispidula (Ach.) Moberg, collected from 12 different sites of Dehradun, capital city, to analyze the air quality of Uttarakhand. Total metal concentration ...
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Article
Changing lichen diversity in and around urban settlements of Garhwal Himalayas due to increasing anthropogenic activities
Decrease in lichen diversity is an important biometric tool to assess the prevailing environmental condition in an area. An attempt has been made to explore the utility of lichen diversity in the monitoring of...
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Article
Lichens as a potential natural source of bioactive compounds: a review
Biological activity of material whether known in folk medicine or observed in planned screening program has been the starting point in the drug research. The general pattern is the isolation of active principl...
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Article
Polycyclic aromatic hydrocarbon (PAH) accumulation in lichen, Phaeophyscia hispidula of DehraDun City, Garhwal Himalayas
The distribution and origin of polycyclic aromatic hydrocarbons (PAHs) in the lichen, Phaeophyscia hispidula (Ach.) Essl., collected from nine different road crossings of DehraDun, capital city of Uttaranchal (Ga...
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Article
Effect of metallic pollutants on the physiology of lichen, Pyxine subcinerea Stirton in Garhwal Himalayas
Chl. a, Chl. b, total Chl., Carotenoid, Protein and OD 435/OD 415 ratio were measured to estimate the possible damage caused by the metallic pollutants in the lichen, Pyxine subcinerea Stirton collected from four...
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Article
Heavy Metal Accumulation in Phaeophyscia hispidula En Route to Badrinath, Uttaranchal, India
Phaeophyscia hispidula, a common foliose lichen, growing in its natural habitat, was analysed for the concentration of six heavy metals (Fe, Ni, Zn, Cr, Cu and Pb) from five different sit...
