Saturday, February 5, 2011

What's new at The Loft - Episode 81

Macro 3.6.5. Challenge

Okay, so I have 2 for you today because I couldn't choose!

Water Splashes 


ISO 400, f/5.0, 1/125th Second


Water Drops

ISO 800, f/5.0, 1/800 Second


Water is a chemical substance with the chemical formula H2O. Its molecule contains one oxygen and two hydrogen atoms connected by covalent bonds. Water is a liquid at ambient conditions, but it often co-exists on Earth with its solid state, ice, and gaseous state (water vapor or steam). Water also exists in a liquid crystal state near hydrophilic surfaces. 

Water covers 70.9% of the Earth's surface, and is vital for all known forms of life. On Earth, it is found mostly in oceans and other large water bodies, with 1.6% of water below ground in aquifers and 0.001% in the air as vapor, clouds (formed of solid and liquid water particles suspended in air), and precipitation. Oceans hold 97% of surface water, glaciers and polar ice caps 2.4%, and other land surface water such as rivers, lakes and ponds 0.6%.

Water on Earth moves continually through a cycle of evaporation or transpiration (evapotranspiration), precipitation, and runoff, usually reaching the sea. Over land, evaporation and transpiration contribute to the precipitation over land.


A recent report (November 2009) suggests that by 2030, in some developing regions of the world, water demand will exceed supply by 50%.


I hope you enjoyed today's pictures.  Let me know what you think...send me your comments.  Thanks for stopping by and come back soon.

 



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