Patna's Air 5 Times Above Safe Levels, 2.5 Times Worse Than Delhi's

  In 2016, the air in Bihar’s capital, Patna, was classified the world’s sixth-most polluted in a World Health Organisation (WHO) ranking of 3,000 cities in 103 countries. There are 10 Indian cities among 20 globally with the most polluted air.   Now, data from #Breathe—IndiaSpend‘s network of air-quality sensors–reveal that Patna’s air quality over … Continued

Patna’s Air 5 Times Above Safe Levels, 2.5 Times Worse Than Delhi’s

  In 2016, the air in Bihar’s capital, Patna, was classified the world’s sixth-most polluted in a World Health Organisation (WHO) ranking of 3,000 cities in 103 countries. There are 10 Indian cities among 20 globally with the most polluted air.   Now, data from #Breathe—IndiaSpend‘s network of air-quality sensors–reveal that Patna’s air quality over … Continued

Delhi’s Air Pollution Rose 23% During Second Odd-Even Phase

  Air pollution levels in Delhi rose 23% during the second phase of the odd-even registration rule,  from April 15 to April 29, over the previous 14 days (April 1 to April 14), based on an analysis of PM (particulate matter) 2.5 data, generated by IndiaSpend’s #Breathe air-quality monitoring devices.   The odd-even scheme ends … Continued ...

Now, Instant IndiaSpend Air-Quality Updates On Twitter

  The air quality in your neighbourhood–and its impact on health–is now just a tweet away.   Starting today, in collaboration with Twitter, IndiaSpend is pleased to announce India’s first real-time air-quality updates delivered to your phone. The system is based on #Breathe, IndiaSpend’s network of air-quality sensors, India’s first such independent effort.   Here’s … Continued

7 am: Peak Pollution Levels In 4 Cities

  If you think mornings are the best time for outdoor exercise, you’re wrong.   Mornings experience the worst air pollution in four Indian cities, according to an analysis of particulate matter (PM) 2.5 data from IndiaSpend’s #Breathe air-quality sensors, analysed from Bengaluru, Chennai, Delhi and Mumbai between March 15 to April 15 2016.   … Continued

Why Delhi’s Polluters Should Pay For Pollution

  Delhi’s January attempt to reduce road congestion (and the air pollution it causes) by using license plate numbers to restrict driving was a success: both congestion and air pollution were down in the 15-day trial period relative to the rest of the National Capital Region (NCR), according to a new study that used both … Continued

Fouled By Trash Fire, Mumbai Air Still 95% Better Than Delhi

  Large enough to be seen from space, the fire from a burning garbage dump on Mumbai’s eastern edge shut schools, but the city’s air-pollution levels were almost twice as good–relatively speaking–as Delhi’s, according to data from IndiaSpend’s #Breathe air-quality sensors.   The city-wise comparison is based on average data taken over four days from … Continued

How To Pinpoint Delhi’s Air-pollution Sources

  Delhi is at a crossroads in its approach to air pollution. Since the capital topped the World Health Organization’s list of most-polluted cities, the public has focused its attention on the issue and the government has responded with ever-stronger measures. Now the Indian Institute of Technology (IIT) Kanpur has released a long-awaited study that … Continued

To Cut Delhi’s Air Pollution, Pinpoint The Source

  This winter, Delhi’s government and the judiciary have implemented several policies aimed at cutting Delhi’s air pollution. The just-concluded odd-even scheme in the city required motorists to find alternative means of transportation every other day. Car-free days, first in Gurgaon and then in Delhi, appeared to cause a temporary dip in pollution levels. The … Continued

15 Days After Odd-Even, Delhi’s PM 2.5 Levels Rise 15%

  Air-pollution levels in Delhi rose 15% during the 15-day period (January 1 to 15, 2016) of the state government’s odd-even measure over the previous 15 days (December 17 to 31, 2015), according to an analysis of PM (particulate matter) 2.5 data, generated by IndiaSpend’s #Breathe air-quality monitoring devices.   The increase in PM 2.5 … Continued