Through the thick air

This Diwali, PM 10 and PM 2.5 reached eight times the safe limit. Its not the first time and it won't be the last. Burning of crop stubble, road dust and vehicular emissions are main culprits

Status of air pollution during winter of 2015-16 and the impact of odd-even car rationing scheme on air quality

January 21, 2016 1. Overall pollution level this winter is higher than last winter. This demands emergency action This winter has witnessed extremely high level of pollution. Typical winter conditions -- cold temperature, lower mixing height of air, calm and no-wind conditions trap air and pollution. As a result, pollution builds up very quickly and peaks. This is why winter months require tougher emergency action to reduce pollution. Weather is an important constraint in pollution management.   Read more (pdf)

Air quality benefits of odd-even vehicle rationing programmein Delhi: An analysis of week 1

Environment Pollution (Prevention and Control) Authority for NCR January 8, 2016 Overall pollution level this winter is higher than last winter. This demands emergency action This winter has witnessed extremely high level of pollution. Typical winter conditions -- cold temperature, lower mixing height of air, calm and no-wind conditions trap air and pollution. As a result, pollution builds up very quickly and peaks. This is why winter months require tougher emergency action to reduce pollution. Weather is an important constraint in pollution management. Read more...

Urban Air Quality Challenges and Strategies to Eeduce Emissions From In-use and New Vehicles

Centre for Science and Environment (CSE) is organising a two days orientation workshop on “urban air quality challenges and strategies to reduce emissions from in-use and new vehicles” in New Delhi on November 16-17, 2015. This is a specialised workshop designed to help officials in developing key policy and technical interventions required to reduce emissions from in-use and new vehicles in cities.