Pabedaan antaro revisi dari "Aia"

'''Aia''' adolah [[sinyawa kimia|sinyawa]] nan pantiang bagi kasado bantuak [[kaiduikan]] nan diketahui sampai kini di [[Bumi]],<ref>{{en}} Philip Ball, ''Water and life: Seeking the solution'', [http://www.nature.com/nature/journal/v436/n7054/full/4361084a.html Nature '''436''', 1084-1085 (25 August 2005) | doi:10.1038/4361084a]</ref><ref>{{en}} [http://web.archive.org/web/19970617152802/http://www.umanitoba.ca/institutes/fisheries/waternot.html Water - The Essential Substance], Experimental Lakes Area, University of Manitoba</ref><ref>[http://www.calacademy.org/exhibits/xtremelife/ingredients.php What are the Essential Ingredients of Life?], Natural History Museum, California Academy of Sciences</ref> tatapi indak di planet lain.<ref>{{en}} Steven A Benner, ''Water is not an essential ingredient for Life, scientists now claim'', [http://www.spaceref.com/news/viewpr.html?pid=15568 SpaceRef.com], [http://uplink.space.com/showflat.php?Cat=&Board=seti&Number=99260&page=21&view=collapsed&sb=5&o=0&fpart= uplink.space.com]</ref> Aia manutuik ampia 71% pamukoan Bumi. Tadapek 1,4 triliun kilometer kubik (330 maliyun mil³) ado di Bumi.<ref>{{en}} http://www.unep.org/vitalwater/01.htm</ref> Aia sebagiansabagian gadang Tadapek di [[lauik]] ([[aia asin]]) jo pado lapisan-lapisan es (di kutub jo puncak-puncak gunuang), ka tetapi jua dapek hadir sabagai [[awan]], [[ujan]], [[batang]]<!--sungai-->, [[muko aia tawa]], [[danau]], [[uok aia]], jo [[lautan es]]. Aia dalam obyek-obyek tasabuik bagarak mangikuik suatu [[siklus aia]], yaitu: malalui [[panguokan]], [[ujan]], jo aliran aia di ateh permukaan tanah (''runoff'', maliputi [[mato aia]], [[batang]], [[muaro]]) manuju [[lauik]]. Aia barasiah pantiang bagi kaiduikan [[manusio]].

Di sambuah tampek di dunio tajadi kakurangan persediaan aia. Salain di Bumi, sajumlah gadang aia jua diperkirakan terdapattadapek pado [[kutub]] utaroutara jo selatan planet [[Mars]], sarato pado bulan-bulan [[Europa]] jo [[Enceladus]]. Aia dapek bawujud [[padek]] (es), [[caia]] (aia), jo [[gas]] (uok aia). Aia marupoan ciek-ciek zat nan sacaro alami tadapek di pamukoan Bumi dalam katig ujuik tasabuik.<ref>{{en}} Peter Tyson, ''Life's Little Essential'', [http://www.pbs.org/wgbh/nova/origins/essential.html NOVA, Origins, July 2004]</ref>