Air Quality News
May 5, 2015

Latest Headlines
updated 11:01pm EDT

More Air Quality News
May 5, 2015

Apr. 29, 2015 — Geoscientists analyzed soil contamination through melt waters at airports. They found that de-icing agents like propylene glycol and potassium formate have a negative impact on groundwater quality ... read more

Apr. 28, 2015 — Some scientists have suggested that global warming could melt frozen ground in the Arctic, releasing vast amounts of the potent greenhouse gas methane into the atmosphere, greatly amplifying global ... read more

Apr. 28, 2015 — Global carbon emissions from forests could have been underestimated because calculations have not fully accounted for the dead wood from ... read more

Apr. 27, 2015 — Scientists have discovered a surprising new short-circuit to the biological pump. They found that sinking particles of stressed and dying phytoplankton release chemicals that have a steroid-like ... read more

Unexplained Gap in Global Emissions of HFCs, Potent Greenhouse Gases, Resolved

Apr. 27, 2015 — Reported emissions of a group of potent greenhouse gases from developed countries are shown to be largely accurate, but for the wrong reasons, according to new ... read more

Apr. 27, 2015 — An apparently advantageous mechanism of conifer pollination has nevertheless been disappearing over millions of years, a new study finds. The mechanism works well, but because it depends on three ... read more

Apr. 23, 2015 — While climatologists are carefully watching carbon dioxide levels in the atmosphere, another group of scientists is exploring a massive storehouse of carbon that has the potential to significantly ... read more

Apr. 23, 2015 — Soil scientists have struggled with accurately measuring water flow through soil for years. Even the smallest soil details can sway water's path from the straight, sequential line gravity alone ... read more

Taming Polluting Companies: Ratings Have Spillover Effects, Leading to Reduced Toxic Emissions

Apr. 23, 2015 — A new study found that environmental ratings have spillover effects on other companies' behavior. Rated firms reduce their toxic emissions even more when their peers are also rated. In addition, ... read more

Hiatus in Global Average Temperatures Has Little Effect on Projected Temperatures in 2100

Apr. 23, 2015 — The recent slowdown in the rise of global average air temperatures will make no difference to how much the planet will warm by 2100, a new study has ... read more

The 2011 Tohoku-Oki Earthquake Was Felt from Space

Apr. 23, 2015 — For the first time, a natural source of infrasonic waves of Earth has been measured directly from space -- 450 kilometers above the planet's ... read more

Apr. 23, 2015 — Single-cell organisms called microbes are rapidly devouring the ancient carbon being released from thawing permafrost soil and ultimately releasing it back into the atmosphere as carbon dioxide, ... read more

Apr. 22, 2015 — A Cooper's hawk, found in Greater Vancouver, is the most polluted wild bird that has been found anywhere in the ... read more

Eardrum Evolved Independently in Mammals and Reptiles/birds

Apr. 22, 2015 — Researchers have used evo-devo methods to determine that the eardrum evolved independently in mammals and ... read more

Apr. 21, 2015 — Fishing is having a significant impact on the make-up of fish populations of the Great Barrier Reef, new research shows. Removing predatory fish such as coral trout and snapper, through fishing, ... read more

Amazon Rainforest Losses Impact on Climate Change, Study Shows

Apr. 21, 2015 — Human activity has removed more than one-tenth of trees and plants from the Amazon rainforest since the 1960s, a study shows. Widespread removal of trees has contributed to a rise in the amount of ... read more

Apr. 21, 2015 — Air pollution could be spreading up to three times farther than thought, contributing to varying levels of air quality across cities, a trio of recently published studies from a team of engineers has ... read more

Apr. 21, 2015 — Tropical Pacific climate variations and their global weather impacts may be predicted much further in advance than previously thought, according to research by an international team of climate ... read more

Soil Nutrients May Limit Ability of Plants to Slow Climate Change

Apr. 20, 2015 — Many scientists assume that the growing level of carbon dioxide in the atmosphere will accelerate plant growth. However, a new study suggests much of this growth will be curtailed by limited soil ... read more

As US Assumes Arctic Council Chairmanship, New Report Emphasizes Cooperation Over Conflict

Apr. 20, 2015 — Although the media often portray the Arctic as a new 'Great Game' ripe for conflict, a group of international Arctic experts has released recommendations aimed at preserving the polar north ... read more

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