
laiguna negra, catamarca

laiguna negra argentine key catamarca praant mein ack jheel haye. yeh dou anya jheelon aur namak key samtal key buggle mein punaa uchch pathaar parr sthit haye. jheel gaharaai seey cumm haye aur ack satah key saath ack khurdara aayat banaati haye. laiguna negra vashpikaran key madhyam seey apana paani khou detaa haye, aur satah key bahaav aur bhujal key madhyam seey punah bharaa jaataa haye joe antatah burf pighalane seey ack badey hisse mein utpann hotaa haye. jheel kaa paani namkeen haye.
jheel key dakshin-purvi tata parr, sookshmajeev uthale paani mein ugate hain. yeye carbonate aur sookshmajeevon dwara banaai gaee sanrachanaaen hain jinamen dietum aur vibhinn bacteria shamil hain. inn sanrachanaon mein ack paratdaar aantarik sanrachana aur rung harey seey laker narangi-gulabi seey laker kaale taka hotey hain. unaki tulanaa poorv-cambrian stromatolith seey kii gaee haye, joe prithvi parr jeevan key sabse puraane roopon mein seey ack they.
kshetriya aur sthaaniya.
laiguna negra argentine key catamarca praant key tinogasta vibhaag mein ack oonchaai parr aur chilly aur argentine key beach saine francisco darre key paas sthit haye. monte pisis kaa raasta jheel key karib seey gujarta haye.
yeh ack satah koo dhakta haye aur ack aayat key khurdara aakar kaa hotaa haye. jheel kii ausat gaharaai adhik naheen haye. jheel samay-samay parr apane samudra taton koo bhar detee haye. uttar-paschim mein, ack namak kaa samtal jheel koo uttar mein apane padosiyon seey alag kartaa haye aur jheel besin key aadhe seey adhik hisse koo cover kartaa haye. ack pramukh jalodh pankhe kii seemaaen dakshin-poorv mein laiguna neegra aur isaki uttar kii or vriddhi ney jheel ("stromatolyte belt") key dakshin-purvi kinare parr ack uthala jall kshetra utpann kiya haye.
jheel kaa paani atisardra haye, unakaa pramukh namak calcium chloride haye, halanki unhein mesoslein key roop mein bhee varnit kiya gayaa haye. arsenic uchch sandrata mein maujood hotaa haye. uchch lavanata laiguna negra key kinaaron koo chhodkar paani koo jamane seey rokti haye, jahaan lavanata pravaah key kaaran cumm hoti haye. calcite aur aragonite una binduon parr santripti sandrata taka pahunchate hain jahan bhujal jheel mein pravesh kartaa haye, jisase mukhya roop seey jheel key dakshin-purvi kinare parr carbonate varsha hoti haye. jheel key vatavaran mein sthitiyaan kshaariya hain aur apghat aur prakaash sanshleshan dwara carbon dioxide kii khapat carbonate varsha koo suvidhajanak banaati haye.
jheel koo mukhya roop seey bhujal aur mukhya roop seey dakshin-paschimi disha seey pravesh karane vaale bahaav seey paani milata haye. paani mukhya roop seey vaarshik burf pighalane key madhyam seey utpann hotaa haye. laiguna negra mein koee satah kaa bahirgaman naheen haye aur yeh ack bund jheel haye; jheel kaa paani tej havaa mein aur uchch tapman parr vaashpit hotaa haye, jisase carbonate seey lavan taka kramik tareeke seey jipsum, halite aur polyhelite jaise lavanon kii varsha hoti haye.
kshetriya sandarbh.
laguna negra uttar-dakshin disha mein sanrekhit teen jheelon mein seey sabse dakshini haye; anya dou uttar mein laguna day laa saleena/laguna trace quebrada aur beach mein laguna verde hain. way laiguna verde khaara parisar banaate hain, jise laiguna verde complexes yaa salar day laa laiguna verde key roop mein bhee jaanaa jaataa haye. salar dee trace quebradas namak paine laiguna verde koo laiguna trace quebradas seey alag kartaa haye. inn donon jheelon mein ack saath paani kii satah haye. aspas key jwalamukhiyon seey laava key pravaah ney jheelon dwara kabja kii gaee ghaati key dakshini nikas koo bund curr diyaa haye. laguna negra key uttar-poorv mein laguna ajul jaisi chhoti jheelen paas mein maujood hain. 
jheelen sabse dakshini punaa mein sthit hain, ack uchch pathaar jahaan ack shushk jalavaayu aur sanozoic utthaan ney laiguna verde khaara parisar utpann kiya jaba uttar-dakshin pravan parvat shrinkhalaon dwara alag kiye gaye alag jall nikasi besinon koo avaruddh karane seey utpann hotaa haye. bhoobhaag mein mukhya roop seey jwalamukhiya chattaanen jaise besault aur endesite shamil hain; kuchh shikhar samudra tala seey adhik oonchaai parr hain jaise kii uchch sero pissis. jheel key aspas key ilaake mein vaashp, rait aur gaad haye.
jalavaayu, vanaspati aur jeev.
laiguna negra mein jalavaayu thhandi, tej havaaon key saath shushk haye. tapman atyadhik parivartansheel hotaa haye, joe garmiyon mein aur sardiyon mein beach key beach hotaa haye. 
vaarshik varsha cumm hoti haye aur mukhya roop seey burf key roop mein girati haye. iss kshetra kii anya jheelon key sakshya bataate hain kii madhya holocene key dauran shushk honey seey 300 saal pahale paryaavaran aaj kii tulanaa mein lagbhag 15,000-14,000 aur 13,500-11 key beach geela thaa. lagbhag 4,000 varshon key baad bee. pee. varsha phir seey badhee haye. vartamaan mein, jalavaayu mein dakshin prashant uchch anticyclone kaa prabhutva haye joe iss kshetra mein shushk havaa kheenchata haye. garmiyon key dauran, ack atlantic anticyclone isake vipareet kshetra mein namee aur germ havaa koo leey jaataa haye, jisake parinamswarup samvahani baadal aur varsha hoti haye. 
uchch yuvi vikiran key saath jalavaayu sthitiyaan laiguna negra mein jeevan kii jatilata koo seemit karati hain, vishesh roop seey gair-sookshmajeev jeevan kii. andis key iss kshetra mein, peatlands pramukh paaristhitiki tantra hain, jisamen pramukh paadap prajaatiyan "dystichia muscoids", "oxyclo andina" aur "plantago rigida" key saath-saath graminoids aur ghaas hain. mite unake sabse mahatvapurna jeev hain. genus "spartina" kii namak daldali ghaas jheel key dakshini chhor parr ugati haye, aur talabon mein kopepod dekhe gaye hain; donon cumm lavanata vaale kshetron seey judey hue hain. 
carbonate aur sookshmajeev chataai.
sookshmajeev chataai aur sookshmajeev donon laiguna neegra mein paae jaate hain aur unake vibhinn aakar hotey hain. unakaa gathan mukhya roop seey carbonate kii sthaaniya varsha seey hotaa haye jahan nayaa paani laiguna neegra mein pravesh kartaa haye. jheel key dakshini chhor parr, travertine crust paae jaate hain; way bhujal pravesh key sthalon parr bunn sakate hain. sakriya tufa gathan dekhaa gayaa haye, jisase laguna negra usa kshetra kii kewal dou jheelon mein seey ack haye jahan yeh hoti haye. jaba namak avakshepit hotaa haye tou vashpikaran seey safed incrustions banate hain. laiguna neegra key uttar mein laiguna trace quebradas mein sookshmajeev bhee hain, joe salad nadee key nadee delta key ack kshetra koo cover karate hain.
stromatolyte belt" mein, jheel key dakshin-purvi bhaag mein ack badaa kshetra jahaan paani kii gaharaai adhik naheen hoti haye, way laminar crust, oncoid aur stromatolyte banaate hain joe sookshmajeev chataai key saath hotey hain. yeye sookshmajeev mukhya roop seey poorvottar stromatolyte belt mein paae jaate hain, jabaki isake madhya aur paschimi bhaagon mein ajaivik carbonate varsha hoti haye. ack paadap-vikasit kshetra mein ack upkhand, ack gair-khanij kshetra aur ack carbonate varsha kshetra sambhav haye. oncoid stromatolyte belt kaa badaa hissa banaate hain. unake chikane roop aur chhataridaar, stambh yaa jhaadi jaise protrution hoe sakate hain aur way oopar key aayamon taka pahunch sakate hain. unhein mitty mein dafnaya jaa sakata haye, jalmagn yaa aanshik roop seey ubhara jaa sakata haye, aur kabhi-kabhi halight seey dhakaa jaa sakata haye. rung harey-peele seey laker narangi seey laker burf key safed taka hotey hain, aur sanrachanaon mein uthali jheel seey nikalane vaali chattanon kii upasthiti hoti haye. oncoid mein ack kendrit parat vaali aantarik sanrachana hoti haye, jisamen vibhinn paraton mein aksar alag-alag rung hotey hain; rung bhinnataaen sanrachanaatmak antar seey sambandhit hoti hain. sookshm banaavat koo sperry, "micritic" aur "bottrioidal" key roop mein varnit kiya gayaa haye. anya vikas roop laminar crust aur collum-aakar yaa sapaat stromatolith hain.
sookshmajeev chataai mein gulabi-narangi seey laker harey rung taka key rung hotey hain, aur unaki sanrachana pustular seey laker stareekrit taka hoti haye. adhikansh oncoid seey judey hotey hain. bhujal key jharanon key buggle mein hurry chataai paaee jaati haye aur aksar bulbule parr tairati paaee jaati haye, aur kaali chataai aanshik roop seey ujagar carbonate parr paaee jaati haye. kaali chataai mukhya roop seey "revularia" parivaar key philamentus sinobacteria dwara banaai jaati haye. paratdaar sookshmajeev chataai, jahan vibhinn paraton key alag-alag rung hotey hain, gahare talabon key bheetar paae jaate hain. tathaakathit "dietum bloom" safed carbonate avakshep seey judey hotey hain joe rangeen chataai parr chamkile dhabbe banaate hain. sookshmajeevon key nirmaan key rung carotenoid aur skytonemine varnakon key kaaran hotey hain, joe sookshmajeevon koo yuvi vikiran seey bachaane kaa kaam karate hain. 
carbonate sanrachanaon kii radiometric detting dett karane yogya samagri kii kamee key kaaran mushkil haye, lekin ack oncolite parr kiye gaye euranium-thorium detting seey sanket milata haye kii yeh holocin key anta mein vikasit honah shuru huaa thaa. avalokan ingit karate hain kii oncolith kii vriddhi abhee bhee jaari haye.
jeev vigyaan aur vaigyaanik mahatva.
laiguna negra mein autotrophic aur heterotrophic sookshmajeev donon hain. autotroff mein sinobacteria key saath-saath harey sulfur bacteria aur baingani sulfur bacteria shamil hain joe prakriya key dauran anoxygenic prakaash sanshleshan kaa sanchaalan karate hain; sulfur jamaa hotey hain. vishamprabhavi jeevon mein polysaccharide apakshayi aur sulfate-cumm karane vaale bacteria shamil hain. chayapachaya gatividhi mein ack parat hoti haye, satah parr niyamit prakaash sanshleshan, madhyavarti paraton mein anoxygenic prakaash sanshleshan aur gaharaai mein sulfate mein kamee hoti haye. kaee sookshmajeev charampanthi hotey hain aur uchch lavanata aur teevra yuvi vikiran koo sahan karate hain.
carbonate kii varsha aksar jeevan seey judee hoti haye aur vibhinn karanon seey baad vaale dwara prerit hoe sakati haye, halanki laiguna negra mein yeh javic gatividhi seey swatantra roop seey bhee hoe sakati haye. sookshm paryavaraniya vividhataaen aur parivartan jheel mein jeevan aur sookshmajeev chataai kii sanrachana koo prabhaavit karate hain. sookshmajeev chataai laiguna negra key cumm khaare kshetra mein paaee jaati hain, jiska arth haye kii namak kaa cumm tanaav unake vikas kaa paksh letaa haye.
stromatolyte punaa mein kaheen aur, sokompa aur toller grande mein paae gaye hain. inhen prithvi parr jeevan key sabse puraane roopon mein seey ack maanaa jaataa haye aur yeh alaukik jeevan kii khoj mein ack pramukh sanketak haye. laiguna negra mein paae jaane vaale roop pracheen poorv cambrian stromatolytes key roop mein haal key proterozoic stromatolytes kii tulanaa mein adhik milate-julate hain, aur jheel mein saamane aaney vaali sthitiyaan praarambhik prithvi aur praarambhik mangal key samaan hoe sakati hain aur iss prakaar mangal parr jamaa honey kii vyakhya karane key liye ack anuroop key roop mein upayog kiya jaa sakata haye. laiguna negra mein samasthaanik anshan prakriyaon key vishleshan seey yeh bhee pataa chalata haye kii oxygen aur carbon samasthaanik bhinnataaen aavashyak roop seey javic gatividhi kaa pramaan naheen hain.
sookshmajeev.
sinobacteria aur dietum ack saath aur anya sookshmajeevon key saath samuchchay banaate hain. samuchchay badale mein exopolysaccharide capsule mein antarnihit hotey hain jahan carbonate avakshepit hotey hain. jeevit dietum aksar samuchchay key kinare parr paae jaate hain jabaki unake andaruni hisse mein "samaapit" dietum hotey hain. bacterial prajaati "revularia helophila" kii khoj laiguna negra mein kii gaee thee; yeh pahali "revularia" prajaati haye joe atisbanak antardeshiya jall seey jaani jaati haye. ack anya prajaati kii pehchaan kii gaee aur uska naam "exeguobacterium chirikhucha" rakhaa gayaa haye, halanki usa prajaati kii mool roop seey kaheen aur khoj kii gaee thee.

