The mean age of groundwater is about 1000 years, which is why it is so difficult to remediate groundwater pollution.
Category: water pollution
water pollution
Better Living Through Chemistry
One might hope that we could require chemical manufacturers to show that a product is safe before it is sold.
Bill Schlesinger
agriculture, biogeochemistry, faculty, lakes and streams, marine studies, water, water pollution
agriculture, biogeochemistry, faculty, lakes and streams, marine studies, water, water pollution
Hypoxia
Hypoxia is one of the side-effects of modern agronomic systems which strive to feed 7 billion of us with a nutritious diet.
What makes a healthy stream?
A river is a reflection of the watershed it drains
Kitchen Disposals
Composting kitchen waste helps “close the loop” to achieve a sustainable human society where wastes are recycled back into the production of useful goods.
Phosphorus futures
When it’s gone, it will be very difficult to supply phosphorus to crops without major expense, and there is no substitute.
Bill Schlesinger
biogeochemistry, environmental health, faculty, lakes and streams, water, water pollution
biogeochemistry, environmental health, faculty, lakes and streams, water, water pollution
Don’t be a Salty Dog
Annually we spread about 20 million tons of road salt in the U.S., and we’ve been doing it since the late 1930s.
Bill Schlesinger
air pollution, environmental health, faculty, lakes and streams, marine studies, toxicology, water pollution
air pollution, environmental health, faculty, lakes and streams, marine studies, toxicology, water pollution
Reading the Mad Hatter’s Diary
When the EPA suggests regulating the emissions of mercury from power plants, the immediate question is how much of the mercury found in downwind environments is from the powerplants and how much is natural.
Good things come in small packages
Sometimes environmentalists get accused of being against everything, so it’s important to speak out when the science suggests that a new technology is not obviously harmful to the environment. Right now, I think that isContinue reading
Element Number 7
Fixed nitrogen helps in the growth of crops and forests, but when it escapes from the point of application, it causes a number of environmental problems that should concern us all. For policy makers, nitrogen may be the new carbon.