Air pollution spikes in Delhi

For 3 days from June 13 to 15, 2018 air quality at ‘severe’ levels in the city of Delhi. The spike in pollution levels led to the Lieutenant Governor of Delhi banning all construction activities in Delhi until June 17, 2018. The air quality started improving on June 15, 2018 when an AQI (Air Quality Index) of 447 for the day was recorded (HT, 2018). During the 3 days, Delhi was covered with a thick blanket of smog and haze whose chief cause was attributed to dust storms occurring in western India...

English Free Article # Pollution

Thermal Pollution as the Unseen Side of Water Pollution

When we talk about pollution, thermal pollution rarely comes to our minds. However, with the innumerable thermal power plants and industries mushrooming everywhere, thermal pollution is a real and persistent problem of current times. Thermal pollution in the broadest sense can be defined as the abrupt change in ambient temperature of a natural water body by any human induced processes. The increase or decrease of water temperature degrades the quality of water and makes it unfit for consumption...

English Free Article # Pollution

Plastic Waste | More Than 8.3 Billion Tonnes Produced So Far

What is plastic waste and why is it bothersome? Plastics are synthetic organic polymers made from petrochemicals with additives such as colorants, stabilisers, fillers etc. Plastic wastes are the discarded materials whose shelf life is over or are left with no economic use. The sources of plastic wastes are wide, ranging from domestic to industrial sectors, such as plastic bottles or cups, straws, discarded fish nets, parts of electronics, construction materials etc. One third of plastic produce...

Climate Change # English Free Article # Pollution

Marine and Coastal Pollution in India- An Overview

Coastal and estuarine ecosystems are heavily influenced by the human species through pollution and habitat loss. Coastal pollution and its impacts have resulted in a number of environmental issues including the enrichment of enclosed waters with organic matter, pollution by chemicals such as oil, and sedimentation due to land-based activities. India is blessed with a long coastline of about 7500 kilometers with over 1200 islands in the Exclusive Economic Zone (EEZ) of India, endowed with a number...

Climate Change # English Free Article # Pollution

A Report On Air Pollution – What Is In Store For India

With India attempting to compete with China on so many fronts, from population to military, there is a competition that India is on the verge of winning. And it is not in the best interests of its inhabitants according to the latest report and findings in a joint study by the Health Effects Institute, Boston and the Institute of Health Metrics and Evaluation, Seattle. The report, State of Global Air 2017, has grave news for us and the future of clean air in India. The Report talks about air 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.

English Free Article # 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....

Magazine Articles # Pollution | VOL. 16, ISSUE 96, May-June 2016

Capture Methane

Methane, which is mostly generated out of solid waste, is one of the major greenhouse gases contributing to global warming. If methane from solid waste is utilised as a source of energy and fuel, it can become an effective alternative resource.

English Free Article # Pollution | Vol 15, ISSUE 95 March-April 2016

Marine Litter: Threat to Marine Biodiversity

Comprising plastics and other non-degradable solid waste, marine litter drifts around the global oceans posing a serious threat to marine habitats, as also human health and safety. Since legal mechanisms are not yet in place, existing mechanisms ought to be used as a framework to build on for protecting the oceanic realm.

Pollution | VOL. 16, ISSUE 95, March-April 2016

Atmospheric Aerosols

Atmospheric aerosols are produced through natural and anthropogenic means. They modulate the microphysical properties of clouds and therefore, can govern weather and climate over a region.