Current Science

Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

Bio-business in brief: a bit about technology transfer

What is technology transfer and what does it need to succeed? Various factors concerning the scientist, the academic institution, a fresh entrepreneur or an existing company, government policies and the environment contribute to greater efficiency in transferring technologies from academia to industry. These factors are discussed here with reference to …

Grassroots biodiversity conservators of Arunachal Pradesh: national recognition and reward

The issue of recognizing and acknowledging the value of traditional know- ledge (TK) and creativity of the grassroot level people in biodiversity conservation has been debated for a long time. Despite their contributions, they have not reaped any tangible or intangible benefits. However, some of the conservators of Arunachal Pradesh …

Western Arunachal Pradesh offering prime home to the endangered red panda

Arunachal Pradesh, an abode of biodiversity and one among the 200 globally important ecoregions in the world, is fortunately situated in the north-eastern part of India. With the Eastern Himalaya extending into its western part, the state harbours an elegant range of endangered and endemic flora and fauna together with …

Gregarious flowering of a long-lived tropical semelparous bamboo Schizostachyum dullooa in Assam

Schizostachyum dullooa (Gamble) Majumder (dolu bamboo) is a thin-walled sympodial moderate size to large tufted bamboo. The species is distributed in the moist semi-evergreen forests of northeast India (Assam, Sikkim, Meghalaya, Tripura and Mizoram) to Sylhet, Chittagong and Chittagong hill tracts of Bangladesh1. This is a dominant bamboo species in …

Conservation and collection of insects in India are mutually beneficial, NOT harmful a simple reality explained

We still do not know 60-70% of the living insect species in India and almost all of these yet unnamed species probably occur only in our Protected Areas now. 'No permits to survey in' or 'unrestricted access to these areas given to qualified specialist scientists' means no knowledge about three …

State-level inventory of invasive alien plants, their source regions and use potential

A comprehensive inventory of the invasive alien flora of India's fifth largest and most populous state, Uttar Pradesh was done.

What drives the increased phytoplankton biomass in the Arabian Sea?

The seasonal variability of phytoplankton biomass in the Arabian Sea, though a well researched topic, its inter-annual variability is less explored and understood. Analysis of the satellite-derived chlorophyll pigment concentration in the Arabian Sea during 1997

Brick kiln industry in long-term impacts biomass and diversity structure of plant communities

Brick kiln sites in an Indian dry tropical peri-urban region, differing in the period of exposure to industrial activity and distance from the brick baking centre, were investigated seasonally for their impact on plant biomass (aboveground and belowground), diversity structure and soils. A total of 72 angiospermic plant species distributed …

The impact of global elevated CO2 concentration on photosynthesis and plant productivity

The alarming and unprecedented rise in the atmospheric concentration of greenhouse gases under global climate change warrants an urgent need to understand the synergistic and holistic mechanisms associated with plant growth and productivity. Photosynthesis is a major process of sequestration and turnover of the total carbon on the planet.

IPCC: accomplishments, controversies and challenges

The Intergovernmental Panel on Climate Change (IPCC) has successfully produced four assessment reports since 1990 along with a number of special reports and greenhouse gas inventory guidelines. It has very rigorous and robust procedures and guidelines for preparing the assessment reports largely based on synthesis of peer-reviewed and published scientific …

Termites as ecosystem engineers and potentials for soil restoration

Kachchh, the 2nd largest district in India (45,652 km2) and located in the north-western region of Gujarat, experiences tropical arid climate (13 average rainy days in a year) with high evapotranspiration rate resulting in degradation of land. Higher dependence on groundwater for agricultural and industrial activities has accelerated the salinity …

Transport of 210Po and 210Pb in the Kali, Sharavathi and Netravathi river ecosystems of coastal Karnataka

The concentration of 210Po and 210Pb has been measured by the chemical deposition method in surface water samples from the major rivers of coastal Karnataka: Kali, Sharavathi and Netravathi. Measurements of 210Po and 210Pb in surface water from these rivers are important because river water is the main source of …

Anomalous cooling over the Arabian Sea during February 2008

Satellite observations over the Arabian Sea revealed anomalous cooling in February 2008 associated with the anomalous north westerly winds from the continent. Land

Drill cuttings and fluids of fossil fuel exploration in north-eastern India: environmental concern and mitigation options

Energy producing companies require drilling fluids and additive oils for drilling, gas and lubricants that are essential for modern civilization and industrialization. Biological wastewater is conventionally treated for the elimination of organic and inorganic pollutants. In the fossil fuel industry, drill cuttings and fluids are the piled up wastes and …

Energy efficient chulha in rural Arunachal Pradesh

Arunachal Pradesh is a part of the Eastern Himalayan biodiversity hotspot, one among the 25 identified hotspots world wide. Due to decrease in firewood source and increase in local market price, rural people are compelled to resort to indigenous energy-efficient technologies. In this respect, rural people of Arunachal Pradesh, especially …

Indian healthcare sector needs more robots

Medical schools in India produce the largest number of doctors than anywhere else in the world, corresponding to the rapid proliferation of medical colleges in the last two decades, especially within the private sector1. WHO has reported that by 2015, 36% of the medical manpower is going to be produced …

Globally threatened mangrove species in India

Mangroves are uniquely adapted coastal plants of great ecological and economic significance, but their habitat continued to disappear globally at a rate of 0.66% per year during the 2000

Winter temperature and precipitation trends in the Siachen Glacier

To examine changes in the wintertime seasonal (December, January and February) temperature and precipitation over the Siachen Glacier, one of the largest glaciers outside the polar region, an analysis of its temperature and precipitation indices is planned. In the present study, temperature and precipitation indices over a period of 23 …

Probable role of sediments in blinding the rupture lessons from the 2004 SumatraAndaman earthquake

Several evidences show that during the 2004 Sumatra Andaman earthquake, the rupture in the Andaman region did not extend up to the trench. Consistent with the earthquake processes at several subduction zones of the world,

  1. 1
  2. 2
  3. 3

IEP content by date loading...
IEP child categories loading...