Results 121 to 130 of about 198,347 (304)

Greenhouse gas emissions, inventories and validation [PDF]

open access: yes, 2008
The emission of greenhouse gases has become a very high priority research and environmental policy issue due to their effects on global climate. The knowledge of changes in global atmospheric concentrations of greenhouse gases since the industrial ...
Fowler, David   +3 more
core  

Data‐Guided Photocatalysis: Supervised Machine Learning in Water Splitting and CO2 Conversion

open access: yesAdvanced Intelligent Discovery, EarlyView.
This review highlights recent advances in supervised machine learning (ML) for photocatalysis, emphasizing methods to optimize photocatalyst properties and design materials for solar‐driven water splitting and CO2 reduction. Key applications, challenges, and future directions are discussed, offering a practical framework for integrating ML into the ...
Paul Rossener Regonia   +1 more
wiley   +1 more source

Methane: A Neglected Greenhouse Gas

open access: yes, 2009
Methane is a greenhouse gas that gets far less public attention than carbon dioxide. This is entirely unwarranted. Being 25 times more potent than carbon dioxide in trapping heat in the atmosphere, methane accounts for about one-sixth of all ...
Kemfert, Claudia, Schill, Wolf-Peter
core  

High-Resolution Satellite Reveals the Methane Emissions from China’s Coal Mines

open access: yesRemote Sensing
Coal mines are a major global source of methane emissions, accounting for 10% of global methane emissions. As the world’s largest coal producer and consumer, China has various coal mine types, yet significant uncertainty exists in its methane emissions ...
Xingyu Li   +8 more
doaj   +1 more source

Independent Expert Scientific Panel – Report on Unconventional Oil and Gas [PDF]

open access: yes, 2014
No abstract ...
Curran, J.   +8 more
core   +1 more source

Chemie und Pharmazie in die Nachhaltigkeit einbetten

open access: yesAngewandte Chemie, EarlyView.
Chemie und Pharmazie sind mit ihren Produkten und Prozessen grundlegend für unseren hohen Lebensstandard. Es ist wesentlich, ihre Verbindung mit der Nachhaltigkeit zu verstehen, damit sie auf nachhaltige Weise nachhaltig zur Nachhaltigkeit beitragen können.
Klaus Kümmerer
wiley   +1 more source

Advances in Methane Emission Estimation in Livestock: A Review of Data Collection Methods, Model Development and the Role of AI Technologies

open access: yesAnimals
This review examines the significant role of methane emissions in the livestock industry, with a focus on cattle and their substantial impact on climate change. It highlights the importance of accurate measurement and management techniques for methane, a
Jalil Ghassemi Nejad   +8 more
doaj   +1 more source

Issues Related to Incorporating Northern Peatlands into Global Climate Models [PDF]

open access: yes, 2009
Northern peatlands cover ~3–4 million km2 (~10% of the land north of 45°N) and contain ~200–400 Pg carbon (~10–20% of total global soil carbon), almost entirely as peat (organic soil).
Frolking, Steve   +2 more
core   +1 more source

Waterfalls enhance regional methane emissions by enabling dissolved methane to bypass microbial oxidation

open access: yesCommunications Earth & Environment
River waters are significant sources of atmospheric methane whose local emissions increase with river slope and turbulence. However, when integrated regionally, the amount of dissolved methane released to the atmosphere is uninfluenced by local changes ...
Rebecca L. Rust   +2 more
doaj   +1 more source

Greenhouse gas emissions from agriculture in the EU: A spatial assessment of sources and abatement costs [PDF]

open access: yes
Agriculture contributes significantly to the emissions of greenhouse gases in the EU. By using a farm-type, linear-programming based model of the European agricultural supply, we first assess the initial levels of methane and nitrous oxide emissions at ...
de Cara, Stephane   +2 more
core   +1 more source

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