Sludge as New Sentinel for Human Health Risks

January 16, 2014 by Richard Harth Thousands of chemicals serving a variety of human needs flood into sewage treatment plants once their use life has ended. Many belong to a class of chemicals known as CECs (for chemicals of emerging concern), which may pose risks to both human and environmental health. Arjun Venkatesan, a recent … Continue reading “Sludge as New Sentinel for Human Health Risks”

Does ‘the Dose make the Poison?’

Extensive results challenge a core assumption in toxicology by Pete Myers, Ph.D. and Wendy Hessler The “dose makes the poison” is a common adage in toxicology. It implies that larger doses have greater effects than smaller doses. That makes common sense and it is the core assumption underpinning all regulatory testing. When “the dose makes … Continue reading “Does ‘the Dose make the Poison?’”

CA Assessment Strategy for Freshwater Algal Blooms

Speaker: Beverley Andersen-Abbs State Water Resources Control Board January 28th 12:00 – 12:30 p.m. CalEPA HQ Building, Training Room 2 East and West https://stateofcaswrcbweb.centurylinkccc.com/CenturylinkWeb/JarmaBennett If you have more question, please contact: ·         Dawit Tadesse at dawit.tadesse@waterboards.ca.gov or (916) 341-5486 ·         Michelle Tang at Michelle.Tang@waterboards.ca.gov or (916) 341-5504 Best, Greg

Is everything we think we know about chemical toxicity wrong?

May 30, 2012 at 5:54 pm Yes,  if the first comprehensive review of the issue in a decade is correct in concluding that low doses of chemicals can harm health. Although the hypothesis that chemicals can have health effects at doses much lower than those routinely tested in the toxicological evaluation of chemicals is much-discussed, … Continue reading “Is everything we think we know about chemical toxicity wrong?”

Public Hearing on Russian River Pathogens

To All, This is from the North Coast Regional Water Board. The public hearing scheduled for November 19, 2015, to consider adoption of the proposed Russian River Watershed Pathogen Indicator Bacteria Total Maximum Daily Load (TMDL) has been postponed. Instead, at the public meeting to be held on November 19, 2015 at 5550 Skylane Blvd., … Continue reading “Public Hearing on Russian River Pathogens”

EPA Strengthens Federal Protections for Small Streams

By Darryl Fears, May 27 The U.S. Environmental Protection Agency and the U.S. Army finalized the Clean Water Rule to protect from pollution and degradation of the nation’s water resources in streams and wetlands. EPA strengthens federal protections for small streams The U.S. Environmental Protection Agency and the U.S. Army finalized the Clean Water Rule … Continue reading “EPA Strengthens Federal Protections for Small Streams”

Tell Congress to Protect our Nation’s Water

To All, Tell Congress to Protect our Nation’s Water Congress is yet again attempting to weaken our environmental laws by interfering with proposed new safeguards for water—one of our most important resources. Take action to protect our water now! The EPA has received more than 1 million public comments on its proposed Clean Water Rule, … Continue reading “Tell Congress to Protect our Nation’s Water”

Invitation by Interviewee to See Russian River Movie

Come see and support this beautiful movie. Ok, I’m a bit biased, but this is indeed beautifully produced and filmed – and it is very important and timely. And, yes, there are a number of fabulous interviews with a wide range of water and river people. Thanks! David Keller

A Rising Tide of Contaminants

By Deborah Blum September 25, 2014 Deborah Swackhamer, a professor of environmental health sciences at the University of Minnesota, decided last year to investigate the chemistry of the nearby Zumbro River. She and her colleagues were not surprised to find traces of pesticides in the water. Neither were they shocked to find prescription drugs ranging … Continue reading “A Rising Tide of Contaminants”

THE RUSSIAN RIVER: ALL RIVERS Screenings

To All, Don McEnhill, Executive Director of Russian Riverkeeper is a featured interview in: THE RUSSIAN RIVER: ALL RIVERS – THE VALUE OF AN AMERICAN WATERSHED “The time of using greed to justify degrading our environment is over.” “We need to get very honest with the amount of water we have in the worst year. … Continue reading “THE RUSSIAN RIVER: ALL RIVERS Screenings”