Ammonia from agriculture influences cloud formation over Asia

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phys.org—The Asian tropopause aerosol layer (ATAL) is located at twelve to 18 kilometers height above the Middle East and Asia. This accumulation of aerosols in the Asian monsoon was discovered first in 2011. Its composition and effect, however, have been unknown so far. A European consortium of scientists has now found at this layer consists of crystalline ammonium nitrate. In the AIDA cloud chamber, climate researchers of Karlsruhe Institute of Technology (KIT) demonstrated how this substance is formed...

Study: Influencers can’t even influence anymore. It’s become impossible to scroll through Instagram without seeing a #sponsored post, perfectly staged product photos, or an influencer selling her own bathwater. The industry seemed unstoppable, but a recent study has revealed that influencer engagement rates are nearing an all-time low.  Littered Instagram feeds mean users are tapping ‘like’ less than ever before. This  study by Mobile Marketer measured engagement with a like-follower ratio, or by the average number of likes on a post compared...