New data shows that CO2 levels have broken through 430 parts per million, an indication that human-caused global warming will ...

Carbon compounds, such as carbon dioxide (CO2) and methane (CH4), circulate in the atmosphere ... nitrogen is a necessary component of biological molecules. Some of these molecules include ...

Graduate School of Science and Technology, Chiba University, Yayoi, Inage, Chiba 263-8522, Nippon Steel Corporation, Shintomi, Futtsu, Chiba 293-8511, and Institute of Research and Innovation, Takada, ...

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Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Matrimid®5218 hollow fiber membranes were prepared using the dry-wet spinning process. The transport properties were measured with pure gases (H2, CO2, N2, CH4 and O2) and with a mixture (30% CO2 and ...

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