Sentences with phrase «effects of air pollution known»

In 2013, the science committee subpoenaed the Environmental Protection Agency (EPA) over communications related to a controversial study on the health effects of air pollution known as the Harvard Six Cities Study.

Not exact matches

Existing research has often highlighted the adverse effects of air pollutants on lung function in school - age children and adolescents, but the effects of a mother's exposure to pollution on the lung function of her unborn child and shortly after birth are less well known.

«It is possible that the effect of maternal obesity, another known risk factor of childhood asthma onset, may be so strong that it was difficult to determine additional effects of air pollution among children born to obese mothers in this setting.».

Ambient levels of air pollution are known to be associated with a wide range of adverse health effects that particularly affect the respiratory and cardiovascular systems.

While the negative effects of air pollution on human respiratory systems is well known, researchers from Ohio State University suspected that inhaling particulate may have some unexpected consequences that go much deeper.

I have already made it clear elsewhere that the additional resistor effect of human CO2 would be insignificant in relation to that from the rest of the air and the oceans together with the varying solar and oceanic heating and cooling effects but we still need to know for sure whether it is significant at all over periods of less than several hundred years because that may be the time we need to solve our energy, pollution, resource and population problems.