Blog


An Ancient Tool Holds Promise for Modern Water Problems

March 22, 2017
The potential effectiveness of harvesting rainwater to bolster water supply and reduce potentially polluting runoff varies greatly from place to place, even within a particular city or neighborhood. Now researchers at the Columbia Water Center have developed a tool to assess the potential of rainwater harvesting throughout the United States. Read More

Grasslands More Sensitive to Dryness than Rainfall, Study Says

March 9, 2017
A new study shows that dryness of the atmosphere affects U.S. grassland productivity more than rainfall does. The findings could have important implications for predicting how plants will respond to warming climate conditions. Read More

Oroville Dam Crisis is a Call to Action on U.S. Water Infrastructure

February 20, 2017
Columbia Water Center director Upmanu Lall suggests that we see the Oroville crisis as a call to action to evaluate and address the challenges facing the nation’s dam infrastructure. Read More

Tapping into Ocean Power

February 15, 2017
The oceans of the world are a vast unexploited source of clean, reliable and predictable renewable energy. Could this energy help replace fossil fuels and be a solution to climate change? Read More

Sampling on the Ganges and Brahmaputra Rivers

February 5, 2017
The final phase of our revolves around visiting chars, sandy river islands, on the Ganges and Brahmaputra River. Chris and Dan are making measurements of soil salinity and moisture and spectra of the soil reflectance, while Liz and I collected samples for OSL dating and understanding the OSL properties of the river sediments here. This entails a mixture of driving around the country and spending time on small country boats and walking around the chars. Read More

Side Trip to Hiron Point, Sundarbans

January 31, 2017
After helping Chris an Dan with soil salinity and reflectance measurement, Humayun, Liz and I moved onto the smaller M.B. Mewl to sail through the Sundarban Mangrove Forest to service our GPS station at Hiron Point. Read More

Equipment Repairs in SW Bangladesh

January 31, 2017
Humayun, Liz and I headed to Khulna in SW Bangladesh a day after Chris and Dan. Along the way, we stopped at our sediment compaction meter for surveying and removing the GPS, and getting feasted by the family that hosts the system. Read More

Back to Bangladesh to Date Earthquakes and More

January 27, 2017
I'm back in Bangladesh with a small team after a year and a half away. One different is a police escort as a result of the attacks last year. We start by successfully sampling river sediments to correct the date of an earthquake that caused a river to shift over 3,500 years ago. We also will be fixing broken equipment, visiting the ever changing rivers and hopefully meeting with the public and government officials about the earthquake hazard. Read More

Why Are Mines Still Polluting? The Money’s Not There

December 20, 2016
Across the nation, abandoned mine sites continue to pollute the environment for decades as acid mine drainage flows into rivers and streams. A 1980 law was supposed to fix that, but lack of funding and enforcement have left the public stuck with the bill. Read More

Cities: the Vanguard Against Climate Change

November 10, 2016
Cities are leading the fight against climate change. Here's what some of the most forward-looking ones are doing. Read More
View More Posts