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News articles about "Pollutant"

Green planning needed to maintain city buildings

Green spaces in towns and cities need extra consideration as they may be damaging buildings in the area according to new research from the Universities of Southampton and Surrey When organic chemicals from trees and ... - Read More

Green spaces in cities may increase erosion of building materials such as stone, concrete and steel

Green spaces in towns and cities need extra consideration as they may be damaging buildings in the area according to new research from the Universities of Southampton and Surrey When organic chemicals from trees and ... - Read More

Vanishing da Vinci: Nondestructive way to determine state of degradation of ancient works of art

One of Leonardo da Vinci's masterpieces drawn in red chalk on paper during the early 1500s and widely believed to be a self portrait is in extremely poor condition Centuries of exposure to humid storage ... - Read More

Rules to cut carbon emissions also reduce air pollution harmful to people, environment

Setting strong standards for climate changing carbon emissions from power plants would provide an added bonus reductions in other air pollutants that can make people sick damage forests crops and lakes and harm fish and ... - Read More

Airborne measurements confirm leaks from oil and gas operations

During two days of intensive airborne measurements oil and gas operations in Colorado's Front Range leaked nearly three times as much methane a greenhouse gas as predicted based on inventory estimates and seven times as ... - Read More

Ozone levels drop 20 percent with switch from ethanol to gasoline

A Northwestern University study by an economist and a chemist reports that when fuel prices drove residents of São Paulo Brazil to mostly switch from ethanol to gasoline in their flexible fuel vehicles local ozone ... - Read More

Nitrogen pollution, climate and land use: Why what we eat matters

A new report quantifies for the first time how much our food choices affect pollutant nitrogen emissions climate change and land use across Europe The executive summary of the European Nitrogen Assessment Special Report on ... - Read More

Bionic plants: Nanotechnology could turn shrubbery into supercharged energy producers

Plants have many valuable functions They provide food and fuel release the oxygen that we breathe and add beauty to our surroundings Now a team of MIT researchers wants to make plants even more useful ... - Read More

Africa's air pollution underestimated in climate change models

Human activity in Africa significantly contributes to air pollution However no detailed data regarding country by country pollutant emissions in the continent was available until now To remedy this a joint French Ivory Coast team ... - Read More

Study: Electric drive vehicles have little impact on US pollutant emissions

A new study from North Carolina State University indicates that even a sharp increase in the use of electric drive passenger vehicles EDVs by 2050 would not significantly reduce emissions of high profile air pollutants ... - Read More

Cracked sea ice stirs up Arctic mercury concern

sea, Ice, Mercury
Vigorous mixing in the air above large cracks in Arctic sea ice that expose seawater to cold polar air pumps atmospheric mercury down to the surface finds a NASA field campaign This process can lead ... - Read More

New study: US power plant emissions down

Emissions
Power plants that use natural gas and a new technology to squeeze more energy from the fuel release far less of the greenhouse gas carbon dioxide than coal fired power plants do according to a ... - Read More

Investigating mercury pollution in Indonesia

Professor Takanobu Inoue of Toyohashi Tech's Department of Architecture and Civil Engineering has been conducting field surveys of mercury poisoning in Indonesia for over a decade His findings have serious implications and the situation is ... - Read More

Toxic methylmercury-producing microbes more widespread than realized

Mercury
Microbes that live in rice paddies northern peat bogs and other previously unexpected environments are among the bacteria that can generate highly toxic methylmercury researchers at Oak Ridge National Laboratory and the Smithsonian Environmental Research ... - Read More

How the newest diesel engines emit very little greenhouse gas nitrous oxide

Gas
The newest catalytic converters in diesel engines blast away a pollutant from combustion with the help of ammonia Common in European cars the engines exhaust harmless nitrogen and water How they do this hasn't been ... - Read More

Climate benefit for cutting soot, methane smaller than previous estimates

Methane, Methane, Climate, climate
Cutting the amount of short lived climate warming emissions such as soot and methane in our skies won't limit global warming as much as previous studies have suggested a new analysis shows The study also ... - Read More

First atlas on oceanic plankton

Ocean, organisms, Ocean, organisms
In an international collaborative project scientists have recorded the times places and concentrations of oceanic plankton occurrences worldwide Their data has been collected in a global atlas that covers organisms from bacteria to krill Oceans ... - Read More

New catalyst neutralizes gases responsible for climate change

Catalyst
New technology developed by the Research Group in Carbon Materials and Environmental prevents nitrous oxide decomposing it into nontoxic products The catalytic system is active efficient and stable over time and can purify gases emitted ... - Read More

Polluting Plastic Particles Invade the Great Lakes

was 24 percent higher in the Great Lakes than in samples they collected in the Southern Atlantic Ocean With a volume equal to 1.65 million Olympic swimming pools the Great Lakes are the largest group ... - Read More

Global nitrogen availability consistent for past 500 years linked to carbon levels

Carbon, Nitrogen, nitrogen, carbon
A Kansas State University research team has found that despite humans increasing nitrogen production through industrialization nitrogen availability in many ecosystems has remained steady for the past 500 years Their work appears in the journal ... - Read More
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