T V Ramachandra

Indian Institute of Science | IISC · Centre for Ecological Sciences

EM 2023: Internet Course - Environmental Management (2+1), 21st Session @ CCE, IISc, [1st Sept 2023 to 7th December 2023] Details at https://wgbis.ces.iisc.ac.in/energy/distance_education_courses/internet-course-2023/ This course provides an overview of the key concepts and principles in environmental management, areas of global and national enviro...

ಪಶ್ಚಿಮಘಟ್ಟಗಳ ಭೌಗೋಳಿಕಪ್ರದೇಶ ನಿರ್ಧಾರ ಬೆಂಬಲ ತಾಣ (ಪಶ್ಚಿಮಘಟ್ಟಗಳಲ್ಲಿನ ಪರಿಸರ ಸೂಕ್ಷ್ಮ ವಲಯಗಳು) Western Ghats Spatial Decision Support System (Ecologically Sensitive Regions in the Western Ghats) Web: https://wgbis.ces.iisc.ac.in/sdss/wgsdss/index.php (designed and developed as part of LiFE – LIFESTYLE FOR ENVIROINMENT) ಪ್ರಮುಖಾಂಶಗಳು • ಪಾರಿಸಾರಿಕ-ಸೂಕ್ಷ್ಮತೆಯ ಆ...

An ecohydrological assessment of lotic ecosystems would provide insights into understanding the symbiotic interactions of hydrological and ecological processes for sustainable catchment management to ensure water security and achieve sustainable development goals (SDG). Global monitoring reveals changing climate patterns due to the unabated anthrop...

Lake 2022: Conservation of Wetlands: Ecosystem-based Adaptation of Climate Change Symposium Web: http://wgbis.ces.iisc.ernet.in/energy E Mail: energy.ces@iisc.ac.in; lake2022.iisc@gmail.com Symposium focusing on lakes/wetlands popularly known as “Lake Symposium” was initiated by the Energy & Wetlands Research Group at Centre for Ecological Scienc...

Humans depend on the environment for their basic needs, such as food, fuel, minerals, water, air, etc. Burgeoning unplanned development activities to cater to the demands of the increasing population have put tremendous pressure on natural resources with the diversion of natural ecosystems to other uses. Over the years, the unsustainable practices...

Evaluation of land use land cover (LULC) changes play a vital role in understanding the landscape dynamics, which has been influencing climate, biodiversity, hydrology, and ecology. The information of temporal LULC aids the decision makers in framing the sustainable LU policies for nature conservation. Anthropogenic pressures, especially unplanned...

Temporal land use and land cover (LULC) information of a landscape provide an overview of the drivers of change, and impacts on the socio-ecological system. This necessitates organizing diverse data of a landscape, which provides insights into sustainablemanagement. Spatial heterogeneity with landscape dynamics influences biotic and abiotic process...

Evaluation of Land Use Land Cover (LULC) changes play a vital role in understanding the landscape dynamics that have been influencing climate, biodiversity, hydrology, and ecology of a region. The information of temporal LULC aids decision-makers in framing sustainable land use policies for nature conservation. Anthropogenic pressure, especially un...

Water sustenance in streams and rivers depends on the integrity of the catchment (watershed), as vegetation helps in retarding the velocity of water by allowing impoundment and recharging of groundwater through infiltration. Forests with native vegetation act as a sponge by retaining and regulating water transfer between land and the atmosphere. He...

LiFE: Lifestyle for Environment, Behavioural Changes in Indian Institute of Science Campus

Campus Low Carbon Footprint Mobility Cloth bags for Conferences and Workshops Ecofriendly pens (with seedlings) for Conferences and Workshops Treatment plant for treating liquid waste (treated water used for irrigation) Benefits of Creating Miniforest and Waterbody @ Our Campus: ❖ Temperature in the IISc campus is lower by 2 degrees Celsius compar...

Wetlands are productive ecosystems, providing an array of services that sustain the well-being of dependent biota. Post industrialization and globalization era witnessed a spurt in the anthropogenic activities, leading to the degradation and decline of fragile ecosystems. This necessitates the conservation of vital ecosystems through sustainable ma...

Aim: Deforestation due to unplanned developmental activities leading to the loss of carbon sequestration capability and the release of stored carbon to the atmosphere has been a prime mover of global warming, with changes in the climate evident from the spatio-temporal changes in the rainfall, increase in temperature, and higher instances of vector...

In the last twenty years, Dr T V Ramchandra has established an active school of research in the area of energy and environment. One of the biggest challenges for the citizens and conservationists of Bengaluru is to convince the political and bureaucratic machinery to address climate change problems and the economic value of sustainable development....

Diminishing fossil fuel reserves, escalating oil prices, higher greenhouse gas footprint, and the adverse effects of climate change have propelled increased research focus during the twenty-first century on sustainable renewable energy transitions. Algal biofuel is gaining global interest due to its potential to convert biomass into a range of bioe...

The concerns of escalating greenhouse gas (GHG) footprint and fast dwindling stock of fossil fuels have given impetus to the alternate sources of energy and production processes by adopting a circular economy, optimally utilizing all aspects of wastes. The microalgal refinery can use the complete waste stream, secondary recycled products, and co-pr...

Valuation of Wetland ecosystems Wetlands are productive ecosystems providing an array of services that sustain the well-being of dependent biota. Post industrialization and globalization era witnessed a spurt in the anthropogenic activities leading to the degradation and decline of fragile ecosystems. This necessitates the conservation of vital eco...

Agriculture Ecosystem services distribution ECOSYSTEM SERVICES encompass all forms of interaction between ecosystems and people, including both in situ and remote interactions. The supply of an ecosystem service is associated with an ecosystem structure or process or a combination of ecosystem structures and processes that reflect the biological, c...

Lake 2022: successful Event

Lake 2022 - 13th Biennial Lake Symposium Conservation of Wetlands: Ecosystem-based Adaptation of Climate change, 28th -30th December 2022 Venue: Auditorium, Ground Floor, New Biological Sciences Building [Near D Gate], Indian Institute of Science, Bangalore 560012, Phone: +91 080-22933503/22933099 Symposium Web: http://wgbis.ces.iisc.ernet.in/e...

Workshop on Environment education

Environment Education programme - Talk on Biodiversity

Conservation of Environment Environmental Information - capacity building at Schools (Rural)

Environment education programme - Capacity building

Environment education programme - talk on environmental polluation

Forest conservation

Ethno-Ornithological Knowledge and Uses of Birds in Coastal Region of Uttara Kannada

NRRRs in rapidly urbanizing landscape of Northern Karnataka

Gondas of Bhatkal, Uttara Kannada (Part II): Folk Healing

LAKE 2022 - “The 13th Lake Conference (28th to 30th December)

NRRRs in agrarian landscape of Kalyana Karnataka

NRRRs in Gulbarga : Land of Tur dal

EFRs in ಕಲ್ಲಿನ ಕೋಟೆ (stone fortress) district in Karnataka

Gondas of Bhatkal, Uttara Kannada: A Socio-Ecological Perspective

NRRRs in Millet bowl of India: Yadgir district

EFRs in a semi-arid agrarian district

Ecological Fragile Zones in Urban landscape of Karnataka

Lake 2022: Glimpses

Lake 2022: LiFE session (30th Dec, 2022)

Lake 2022: Brainstorming LiFE session (30th Dec, 2022)

Hands on session on the Environment

Conservation and Sustainable Management of Sambhar Lake, Ramsar Site of International Importance

Protocol for ML based Land use classification using Big Data

Carbon sequestration in wetlands - Protocol

Traditional Knowledge on Medicinal Plants in Uttara Kannada Dist., Karnataka

Lake 2022: Paper Presentations by School students (29th Dec, 2022)

Lake 2022: Poster Presentations by School students (29th Dec, 2022)

Sahyadri Young Ecologist Competition Presented by School students, Lake 2022, 29th December 2022

Lake 2022: Presentations by College students (29th Dec, 2022)

Birds of Sambhar Lake - Ramsar wetland

Birds of IISc Campus

Birds

Johny biosphere session @Lake 2022, XIII Biennial International Lake symposium, Indian Institute of Science, Bangalore

Know your ecosystem sessions

Know your ecosystem

Know your ecosystem

Know your ecosystem session

Know your ecosystem - presentations by students

This course provides an overview of the key concepts and principles in environmental management, areas of global and national environmental concern, and strategies and tools for effective environmental management. Attempt to understand the genesis of environmental problems; the concerns that lead to various international and national initiatives to...

Lake 2022 - 29th Dec UG and PG students session

Rivers are vital freshwater resources that cater to the needs of society. The burgeoning population and the consequent land-use changes have altered the hydrologic regime with biophysical and chemical integrity changes. This necessitates understanding the land-use dynamics, flow dynamics, hydrologic regime, and water quality of riverine ecosystems....

The comprehensive knowledge of the ecological fragility of a region is quintessential for evolving strategies for the conservation of the area. This entails identifying factors responsible for ecological sensitiveness, including landscape dynamics, future transitions to mitigate the problems of haphazard and uncontrolled development approaches. The...

Temporal land use and land cover (LULC) information of a landscape provide an overview of the drivers of change, and impacts on the socio-ecological system. This necessitates organizing diverse data of a landscape, which provides insights into sustainable management. Spatial heterogeneity with landscape dynamics influences biotic and abiotic proces...

Bangalore is experiencing unprecedented rapid urbanisation and sprawl in recent times due to unrealistic concentrated developmental activities with impetus on industrialisation for the economic development of the region. This has led to large scale land cover changes with serious environmental degradation, posing serious challenges to the decision...

Ecosystem services are broadly categorised as (i) provisioning services are those ecosystem services representing the contributions to benefits that are extracted or harvested from ecosystems, (ii) regulating and maintenance services are those ecosystem services resulting from the ability of ecosystems to regulate biological processes and to influe...

The rapidly depleting fossil fuel reserves with rising greenhouse gas levels (GHGs) in the atmosphere necessitate exploring alternate sustainable energy options. Biofuels from microalgae are emerging as a viable renewable energy resource owing to their inherent characteristics of higher biomass and lipid yield per hectare compared to other terrestr...

Temporal land use and land cover (LULC) information of a landscape provide an overview of the drivers of change, and impacts on the socio-ecological system. This necessitates organizing diverse data of a landscape, which provides insights into sustainable management. Spatial heterogeneity with landscape dynamics influences biotic and abiotic proces...

Medicinal herbs can help the people to boost their immunity system during the outbreak of Covid-19. Plants are rich in alkaloids, flavonoids, terpenoids, glycosides, lactones, vitamin C, or the carotenoids and hence can increase the immune function. Medicinal herbs may be helpful for boosting the immune system which maintains homeostasis by defendi...

Ecologically susceptible zones (ESZs) are endowed with the distinct bio, geo, climatic, hydrological, and ecological integrity that sustain natural resources to support the livelihood of dependent populations. However, globalization and consequent anthropogenic activities have led to the erosion of the natural resource base and enhanced the levels...

Phytoremediation refers to the ability of certain plants to bioaccumulate, degrade, or render harmless the contaminants in soil, water, etc. Wetlands function as the kidneys of a landscape as plants in wetlands act as sinks by uptake of nutrients and heavy metals. The current study focuses on estimating the phytoremediation potential of some select...

Landscapes are the composition of dynamic heterogeneous components of complex ecological, economic, and cultural elements on which human and other life forms depend directly. Landscape dynamics driven by land use land cover (LULC) changes due to anthropogenic activities are affecting ecology, biodiversity, hydrological regime, and hence people’s li...

Ecological sensitivity refers to the permanent and irreversible damage of existing biotic and abiotic components of an ecosystem with a considerable erosion in the functional aspects of progression and speciation with the alterations in the ecological integrity of a region. The comprehensive knowledge of the ecological fragility of a region will ai...

Land-use transformations altering the ecosystem function have impacted the sustenance of natural resources. Implementation of unplanned developmental activities in the ecologically fragile regions has contributed to frequent landslides, conversion of perennial rivers to intermittent or seasonal rivers, reduced water retention capability, etc. Addre...

Macroalgal biomass for bioethanol production has proved to be a viable alternative to feedstocks of first-generation (food crops rich in starch) and second-generation biofuel (agricultural residues and woody biomasses rich in lignocellulosic components). Production of bioethanol from biomass involves fermentation of mixed monosugars such as glucose...

Spatio-temporal patterns of four neighbouring river-scapes in the central Western Ghats, India through land-use analyses using temporal remote sensing data (1973, 2018), reveal a decline in evergreen forests (41%) and fragmentation of intact or contiguous forests (60%). Hydro-ecological footprint illustrates that catchment integrity plays a decisiv...

Macroalgae (or seaweeds), are multicellular, photosynthetic algae growing predominantly in marine environment by attaching to suitable substrate. Biomass are composed of structural and storage carbohydrates that have varied multi-functional properties and are exploited in the form of food, medicines, cosmetics and energy. Sustainable utilization of...

Industrialization and globalization have connected the world culturally, developed economies, and have aided in developing business relations, thus shifting the work paradigm. However, this has come at the cost of climatic alterations harmful to the organisms residing on the earth. Humanoid activities have threateningly converted the natural landsc...

Phosphorus (P) is the most vital nutrient that regulates primary production and determines the trophic state of freshwater bodies. However, the concern over dwindling stock coupled with the consequences of eutrophication of water bodies due to enrichment of nutrients has been increasing worldwide. P is a very essential macronutrient required to mee...

The availability of multi-resolution spatial data and advances in modeling techniques have given an impetus to land use land cover (LULC) change analyses. Geo-visualization of possible land uses (LU) with policy decisions is vital for formulating appropriate sustainable resource management policies. For the prudent management of natural resources,...

Global warming with the escalation of greenhouse gas (GHG) footprint (400 parts per million from 280 ppm CO2 emissions of the pre-industrial era) and consequent changes in the climate has been affecting the livelihood of people with the erosion of ecosystems productivity and recurring disasters such as floods, droughts, landslides, etc. The anthrop...

The escalating concentrations of atmospheric carbon due to anthropogenic activities have altered the global carbon cycle, and contributing to warming the earth. Mitigating carbon and sustainable development of the region requires estimating carbon footprint by accounting sector-wise carbon emissions at a detailed spatial scale covering all sectors....

Fossil fuel depletion due to over exploitation in industrial and transportation sector have increased the concern towards finite fossil reserves and led to exploration for sustainable, environmentally benign energy sources for the future generations. Biofuels from biomass emerge as promising potential alternative to fossil fuels. Among this, bioeth...

The isolated diatom Nitzschia punctata was subjected to different trophic modes - autotrophy, heterotrophy, and mixotrophy and evaluated variations in growth rate, morphology, biochemical composition, and fatty acid profiles of diatoms in response to different nutritional modes. Glucose was used as a nutrient source in hetero and mixotrophic cultiv...

Landslides occur when masses of rock, earth or debris move down a slope. Mudslides, debris flows or mudflows, are common type of fast-moving landslides that tend to flow in channels. These are caused by disturbances in the natural stability of a slope, which is triggered due to high intensity rains with the extensive changes in land cover. Mudslide...

The current study prioritizes regions of conservation importance at the disaggregated level in the Udupi district, Central Western Ghats, based on ecological, geo-climatic, land, and social aspects. Conservation importance regions (CIR) or Ecological Sensitive Regions (ESR) are the distinct ecological units with exceptional biotic and abiotic eleme...

Production of bioethanol from macroalgal feedstock involves pretreatment and hydrolysis of biomolecules for release of sugar followed by the fermentation of the sugar. The most commonly used pretreatment method for macroalgal biomass is dilute acid hydrolysis using mineral acids H 2 SO 4 and HCl. The optimization of dilute acid hydrolysis of Ulva l...

Purpose of the study: Heavy metals in food (vegetables, etc.) are harmful to humans due to their non-biodegradable nature, long biological half-lives, and their potential to accumulate in different body parts. Prolonged consumption of such heavy metal contaminated vegetables through foodstuffs may lead to chronic accumulation of heavy metals in hum...

The development goals need to be ecologically, economically, and socially sustainable, which can be achieved through the conservation and sustainable management of ecosystems. Sustainability implies the equilibrium between society and natural resources.

At the beginning of the 20th century, 80 per cent of landscape in Western Ghats districts was covered in thick forests. Now the forest cover as per Forest Survey of India - Karnataka's forest cover stands at 20.11% out of 1,91,791 sq km geographical area. As per the report, the State has 4,501 sq km of very-dense forest, 21,048 sq km of moderately-...

In the present study, the adsorption potential of an agricultural waste material Bengal gram husk was evaluated for the removal of Ni²⁺ions. The optimum conditions for the adsorption of Ni²⁺ions were conducted by batch experiments. Parameters studied include initial concentration, pH, adsorbent dosage and contact time. The experimental data fitted...