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  2. Reactive nitrogen - Wikipedia

    en.wikipedia.org/wiki/Reactive_nitrogen

    Reactive nitrogen ("Nr"), also known as fixed nitrogen [1], refers to all forms of nitrogen present in the environment except for molecular nitrogen (N 2 ). [ 2 ] While nitrogen is an essential element for life on Earth, molecular nitrogen is comparatively unreactive, and must be converted to other chemical forms via nitrogen fixation before it ...

  3. Human impact on the nitrogen cycle - Wikipedia

    en.wikipedia.org/wiki/Human_impact_on_the...

    Approximately 78% of Earth's atmosphere is N gas (N 2), which is an inert compound and biologically unavailable to most organisms.In order to be utilized in most biological processes, N 2 must be converted to reactive nitrogen (Nr), which includes inorganic reduced forms (NH 3 and NH 4 +), inorganic oxidized forms (NO, NO 2, HNO 3, N 2 O, and NO 3 −), and organic compounds (urea, amines, and ...

  4. Nitrogen dioxide - Wikipedia

    en.wikipedia.org/wiki/Nitrogen_dioxide

    There, it chemically reacts with antioxidant and lipid molecules in the ELF. The health effects of NO 2 are caused by the reaction products or their metabolites, which are reactive nitrogen species and reactive oxygen species that can drive bronchoconstriction, inflammation, reduced immune response, and may have effects on the heart. [32]

  5. Freemake Video Downloader - Wikipedia

    en.wikipedia.org/wiki/Freemake_Video_Downloader

    Freemake Video Downloader is a crippleware download manager for Microsoft Windows, developed by Ellora Assets Corporation. It is proprietary software that can download online video and audio. [2] [3] Both HTTP and HTTPS protocols are supported. Users must purchase a premium upgrade to remove Freemake branding on videos and unlock the ability to ...

  6. Comparison of YouTube downloaders - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_YouTube_down...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Special pages; Help; Learn to edit; Community portal; Recent changes; Upload file

  7. Countries launch nature coalition at UN COP16 talks, warn of ...

    www.aol.com/news/countries-launch-nature...

    Colombia at the U.N. COP16 biodiversity talks on Tuesday launched a coalition with 20 other countries seeking to make "peace with nature," as leaders warned that the rapid destruction of the ...

  8. Nitrogen and Non-Protein Nitrogen's effects on Agriculture

    en.wikipedia.org/wiki/Nitrogen_and_Non-Protein...

    In its natural state, nitrogen exists primarily as a gas (N2) in the atmosphere, making up about 78% of the air we breathe. Nitrogen finds extensive usage across various sectors, primarily in the agriculture industry, and transportation. Its versatility stems from its ability to form numerous compounds, each with unique properties and applications.

  9. ‘Terrifier 3’ Effects Artist Breaks Down the Opening Murder ...

    www.aol.com/terrifier-3-effects-artist-breaks...

    With the help of special effects artist Mark Killingsworth (“Watchmen”) Tinsley was able to “reverse engineer the casting and molding process” through layering bloody inner fillings with ...

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