Pollution

Cleaning Up Delhi air

Wintry smog has been plaguing Delhi for years, yet it hardly attracted much attention from the authorities. This year, as the capital ended up akin to a gas chamber, the government was shaken off its somnolence. But results will depend on strict enforcement of norms.

Ecology

Western Ghats Biodiversity Hotspot in Danger?

Home to a large number of endemic flora and fauna the Western Ghats is unique in many ways. However, climate change, overexploitation, and deforestation are playing havoc with its biodiversity.

Ecology

Sundarban: Confrontation to Conservation

Human-animal conflict is often triggered by poverty and the need to access resources for survival. Such confrontation can be prevented by bringing in livelihood projects that help human population, and prevent them entering areas earmarked for wildlife.

Ecology

The Himalaya: Biodiversity Threats

It is easy to arrest a decline in Himalayan biodiversity, provided local communities are involved in the process. Efforts in the Himalayan region prove this beyond doubt.rkmaikhuri@rediffmail.com

Ecology

Documenting India’s Marine Biodiversity

As per available data, there are 21,663 marine species in India, of which, 20,444 are faunal communities. However, in the absence of adequate documentation, the exact numbers are uncertain, and so is the status of India’s marine biodiversity.

Ecology

Biodiversity Act: Access and Benefit sharing

The complexity in evaluating biodiversity makes it difficult to ensure equity where bio-resources are concerned. Convention of Biological Diversity and India’s Biodiversity Act are moves to bring in equity in the sharing of bio-resources for mutual benefit.

Environment # Oceans

Analyzing past monsoons with foraminifera

Stable oxygen isotopic composition (δ18O) of foraminifera from the sediments of the Northern Indian Ocean has been used to decipher past changes in the intensity of the South Asian Monsoon. The interpretation of planktonic foraminifera δ18O is mostly based on a combination of sea surface temperature, monsoon runoff and the global ice-volume effect. During summer, the eastward flowing summer monsoon current carries the high salinity water from the Arabian Sea to the Bay of Bengal, whereas the Bay of Bengal...

Environment

IUCN study finds entire ecosystems affected by climate change

Global changes in temperature have already impacted every aspect of life on Earth from genes to entire ecosystems, with increasingly worrying consequences for humans, according to a new study by the IUCN Species Survival Commission’s Climate Change Specialist Group (SSC CCSG), published in the journal Science. The study found that more than 80 per cent of the ecological processes that form the foundation for healthy marine, freshwater and terrestrial ecosystems are already showing signs of distress...

Climate Change # Policy

Ross Sea in Antarctica declared a Marine Protected Area

After five years of protracted negotiations, and tireless efforts by endurance swimmer and United Nations Environment Programme (UNEP) Patron of the Oceans, Lewis Pugh, the Ross Sea in Antarctica was finally declared a Marine Protected Area (MPA) in October 2016. At the annual meeting of the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR), delegates from 24 nations and the European Union have voted unanimously to create the world's largest protected area on land or sea....

Pollution

Poor Air Quality, Diwali Smog and policies that could have been

Diwali is just a couple of days away and the Delhi's air quality has already plunged to the ‘very poor’ category, breaching the hazardous ‘red zone’ on October 23 for the first time this season. According to the data collected on October 23 by Central Pollution control Board (CPCB) and System of Air Quality and Weather Forecasting and Research (SAFAR), Delhi's air quality index had a reading of 318 on an average for the whole day. An AQI of more than 300 is considered "very poor". Dr....