water matters48
-
A Cistern in NYC – Yes!
A cistern is not what you would expect to find in a NYC house; however, a brownstone in our backyard has its own rainwater collection cistern. The brownstone, billed as the “Greenest House in NYC” and the first residential property in Manhattan to receive the coveted LEED certification, was recently highlighted in Good Housekeeping Magazine.…
-
Water Sensors – Saving Water in Irrigation
One of the largest uses of fresh water withdrawals in the United States is for irrigation. The USGS estimates that 60% of the worlds fresh water withdrawals is for irrigation purposes, which calculates to 137,000 million gallons per day used for irrigation purposes. Some of this water is for irrigation of crops, while other of…
-
Is Water Too Cheap in China?
The Chinese capital of Beijing will raise water prices this year as an attempt to conserve its scarce water supply. Cheng Jing, the head of Beijing’s water-resources bureau, announced on May 10th the city would raise water prices within the next two months. This price hike will be the fifth one since 2001 in a bid to promote conservation.
-
“The Truth About Water Wars”
We’ve all heard about the horrors of the genocide in Darfur, followed Nicholas Kristof’s evangelical Op-Eds, and seen the benefit concerts to raise money towards the cause. Perhaps some know too of the ethnic differences tinting much of the clash, know the history of relations between the Sudanese government and the Sudan Liberation Movement/Army. But few…
-
Green Infrastructure
Since May is American Wetlands Month, I want to highlight the use of constructed wetlands, or green infrastructure, as a way to manage or restore natural hydrologies to an ecosystem. The technologies mentioned below are not necessarily new or revolutionary. However, with the recent government emphasis on infrastructure and green projects, I think the scale…
-
May is American Wetlands Month
To celebrate, take time to visit a wetland in your area and enjoy the birds and diverse plant life that populate these important ecosystems. In New York, we have Clove Lakes Park in Staten Island. You can also search the US National Wildlife Refuge System using your zipcode. For the daily dose of education, wetlands…
-
NYS agencies phasing out bottled water
On March 10th Ju Young posted an extremely informative entry on bottled water, “Do you still drink bottled water?” The message to cut down on bottled water is still big in advertising, environmental groups, the media, politics, and just about everywhere else. It’s also an ongoing topic of discussion in the Water Center offices. In…
-
Water Security in Asia
Decreased access to a safe, stable water supply in Asia “will have a profound impact on security throughout the region,” warns an Asia Society Leadership Group report released on April 17. In response to the cascading set of consequences reduced access to fresh water will trigger—including impaired food production, the loss of livelihood security, large-scale…
-
Central Asian Water Summit
This week five leaders of Central Asian nations are holding a summit to try and achieve a solution to their bitter dispute over water use in one of the driest regions of the world. According to Reuters, the trouble over sharing water across borders has been bubbling to new heights with its growing scarcity. Presidents…

Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026