कुंभ के बीच बेचैन करते सवाल

अब समय आ चुका है कि धरती की सबसे महान नदियों में से एक के त…

मलबे के ढेर में दबता देश-1: कानून की नहीं है किसी को फिक्र

देशभर में नई इमारतों के निर्माण और तोड़फोड़ से निकले मल�…

मलबे के ढेर में दबता देश-2: दलदली भूमि पर किया जा रहा है डंप

देशभर में नई इमारतों के निर्माण और तोड़फोड़ से निकले मल�…

मलबे के ढेर में दबता देश-3: दोबारा इस्तेमाल से निकलेगी राह

दिल्ली सरकार ने नगर निगमों को एडवाइजरी जारी की है जिसमे�…

Will Delhi become a gas chamber again?

The national capital has been in the ‘severe’ AQI category since Diwali night

On Diwali, Delhi-NCR gets season’s first severe pollution episode

CSE’s analysis shows a ten-fold jump in PM2.5 on Diwali evening due to bursting of firecrackers

After Ozone layer, cooling industry now burns the whole planet

It first drilled a hole in the ozone layer and is now damaging the entire environment with large amounts of greenhouse gas emissions

India drowns in construction, demolition debris

Waste is piling up across the country. Regulations are in place, but recycling is yet to gain momentum. Down To Earth breaks down the …

Indian cities are simmering in their own waste heat

Cities in northern plains used to cool down during night, but nowadays they are trapping this heat overnight sending their citizens into a …

Overflowing pitcher of disquiet

It is high time to start investing and investigating ecological cost of holding the Kumbh 

India's National Action Plan on Climate Change needs desperate repair

India's National Action Plan on Climate Change has been slow to start and its sectoral missions are not aligned with the schemes the government …

Yes, Delhi Metro is more unaffordable than the New York City Subway

My own experience shows that the Delhi Metro pinches the minimum survival expense of a well-off Delhite at least twice as hard as the NYC subway …

Don’t get dazzled by these stars

Bureau of Energy Efficiency has just updated star rating standards for refrigerators and ACs, but the Indian rating system, especially for ACs, …

The fault in our stars

ISEER, the new system of rating and labeling ACs that began this year, seems designed to serve industry interest rather than consumer or climate …

Murky science of comfort part 5: Here’s how being mindful is good for the environment

We cannot wish away air-conditioning in today’s world, but we can be reasonable in choosing where, when and how to resort to the energy guzzlers

Debunking science behind 'comfortable' temperature

What is a comfortable temperature? The question seems benign at surface but the answer has far reaching ecological consequences

Murky science of comfort part 4: If you are poor, then simply tolerate heat

This is the expectation of the National Building Code, which defines standards for ‘comfortable’ temperatures for buildings in India

Murky science of comfort part 3: Industry defined standards make us feel uncomfortable without ACs

The Heat, Ventilation and Air Conditioning industry has made sure that we get used to heating and cooling appliances by setting arbitrary …

Murky science of comfort part 2: Why we feel suffocated in a building even when it is pleasant outside

Humans are built to get used to local environments but unfortunately industry interests have come to define what ‘comfortable’ room …

Murky science of comfort part 1: Debunking science behind 'comfortable' temperature

What is a comfortable temperature? The question seems benign on the surface but the answer has far reaching ecological consequences

Yet again, Delhi sets new record for peak electricity demand

The city’s peak demand has been consistently higher than that of Mumbai, Kolkata and Chennai combined during this time of the year

If sanitation is treated as a community problem, we can make something happen for very little money

Just like a better iPhone is not the solution to poor telecom connectivity, sanitation cannot be solved by a smart, well-designed product, sold …

Not as Cool: Ensure real world energy savings from ACs

With extreme weather events, heat waves and heat island effects becoming common, testing of ACs must become stringent to ensure real world performance

Notes on 100 smart cities

The new government is on a techno-heavy mission to create modern cities. Does it have the vision it takes?

Jostling for jhuggi land

The Shakur Basti eviction drive calls for a thorough review of the railways’ mandate, politics of urban land and housing of urban poor