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HomeEnvironment

Environment

Monitoring how local factors and city-level development and practices affect Chennai’s environment (air and water quality, pollution, water bodies, tree cover etc) and citizen engagement in the issue.

A photograph from Rameswaram street in T Nagar, which witnessed heavy waterlogging during the November rains in Chennai.
Environment

Four recommended steps for a flood-proof Chennai

November 30, 2021 Korah Abraham

In the backdrop of heavy rains, Citizen Matters Chennai organised a webinar to discuss how to prevent floods in the city. Here’s what emerged.

Water stagnation Chennai streets
Environment

Chennai rains: The real reasons why urban floods are a never-ending problem in city

November 8, 2021 Raj Bhagat P

It is not just extreme rainfall, but also basic gaps in governance and disregard for natural infrastructure that cause such flooding.

chennai tree fall
Environment

சென்னையில் சாய்ந்து விழும் மரங்கள்: பராமரிப்பில் உள்ள இடைவெளிகள்

September 24, 2021 Raghukumar Choodamani

பராமரிப்பற்ற மரங்கள் ஆபத்தினை விளைவிக்கின்றன.

Outdoor garden
Environment

Community garden of Kasturba Nagar: Residents come together to create a happy space for themselves

September 20, 2021 Aruna Natarajan

Residents of Kasturba Nagar have come together to create a community garden that will serve as a shared space for learning.

Chennai tree pruning
Environment

When Chennai trees come crashing down: The gaps in care and maintenance

September 9, 2021 Raghukumar Choodamani

Chennai trees suffer from lack of proper maintenance and regular pruning. Field workers often complain of the lack of adequate equipment.

Chennai Heat Island
Environment

சென்னையில் நிலப்பரப்பு வெப்பநிலை: வெப்பம் அதிகரித்துள்ள பகுதிகள் மற்றும் காரணிகள்

August 27, 2021 Padmaja Jayaraman

சென்னையில் பல பகுதிகளில் வெப்பம் அதிகரிக்க காரணம் என்ன?

Women, mental health and pollution
Environment

Women of Ennore are living testimony to the many costs of pollution

August 11, 2021 Laasya Shekhar

Uncertain livelihoods, deteriorating health and poverty resulting from pollution have placed the women of Ennore in deep distress. What are their demands?

Unplanned urbanisation in Chennai has increased land surface temperatures (Chennai skyline)
Environment

Land surface temperatures in Chennai: Which areas have become hotter and why?

August 9, 2021 Padmaja Jayaraman

A recent study shows unplanned growth and urbanisation have raised summer surface temperatures in some areas by as much 5.8 degree C over the period 1991-2016.

rain water harvesting pit in Chennai build by residents
Environment

As rains drench the city, let us try to recharge Chennai’s groundwater bank

August 6, 2021 Sekar Raghavan

Replenishing Chennai’s groundwater sources through various recharge mechanisms and harnessing urban runoff during rains is critical. Learn more about the process here.

white tiger in Vandalur Zoo Chennai
Environment

Pandemic blues: Animals in wildlife facilities in Chennai need your help

August 2, 2021 Bhavani Prabhakar

The coronavirus pandemic has set off ripple effects on several fronts. We take a look at how wildlife facilities in Chennai are managing.

Dust and vehicular emissions cause health effects on residents of Chennai.
Environment

PM2.5 upto four times higher than safe limits in Chennai pockets; where’s the action plan?

July 29, 2021 News Desk

Health experts raise an alarm over uncontrolled emissions and damaging levels of PM2.5 concentrations in the city’s air.

ennore thermal plant
Environment

Lockdown relaxed, NO2 pollution up: Here’s what it means for every Chennaiite

July 22, 2021 Rituparna Palit

NO2 pollution, continued exposure to which can cause severe health hazards, has seen a 94% spike since April 2020. The city urgently needs long term solutions.

Citizens protest against pollution of ennore creek
Environment

Ennore backwaters an “environmental crime scene” as fly ash dumping and encroachment continue

July 21, 2021 Laasya Shekhar

More than 1000 acres of the backwaters are heavily contaminated with fly ash from the leaking pipelines of TANGEDCO. Government promises and court orders have all come to nought.

Kids in Anna Nagar tree survey
Environment

Tree survey in Chennai helps citizens take care of neighbourhood green cover

July 16, 2021 Padmaja Jayaraman

The purpose of Nizhal’s tree survey is to empower communities to take charge of their spaces, compile data and alert the authorities about various problems that the trees face.

air pollution
Environment

Chennai air quality: City sees 94% spike in NO2 pollution

July 9, 2021 News Desk

There has been a stark difference in pollution levels in Chennai, during the lockdown and post lockdown. A Greenpeace report points to the spike in NO2 levels in the city air.

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