th comments
Lori said: "Regardless of whether or not this "soup" exists, the fact is that we need to all be aware and responsible for how we treat this planet. We have to..." [read]

Truespeak said: "Wind power works. Anyone who says it isn't perfect is correct, but no power generation is perfect, and we still use them all. I'm in the US,..." [read]

Anthony Vicari said: "@weee recycling I fail to see why nuclear should be singled out over coal for failure to plan long term. I mean, chemists predicted the ef..." [read]

Nut job said: "I would suspect they were more interested in the valuable material used to make the panels. Refined silicon, gold, copper and such are not cheap.</..." [read]

said: "Golly, Terra pass tells you how much carbon you need to offset. What a coincidence that they also SELL carbon "credits." Kind of like the oil compa..." [read]

TreeHugger Welcomes Writer Helen Suh MacIntosh

by Helen Suh MacIntosh, Cambridge, MA, USA on 01.28.07
TH Exclusives (about)

Helen Suh MacIntosh is an Associate Professor of Environmental Chemistry and Exposure Assessment at Harvard University’s School of Public Health. She is a world recognized expert in environmental exposure assessment, with her research focusing primarily on air pollution and its impact on cardiopulmonary health. She has directed numerous environmental and epidemiological studies, with findings from these studies used to set national and international air pollution standards. She speaks often at conferences, symposiums, and seminars about environmental health issues and advises local, state, federal and international agencies and organizations on the measurement and assessment of health impacts from pollution. In addition, Helen is committed to teaching and education, both in the classroom and as an advisor and mentor. Her environmental outreach and advice can also be found on her personal website.

th ads
th top picks
th ads