Dajin Jahar Rio Abajo

Dajin Jihar 1Rio Abajo wani gandun daji ne a Puerto Rico mallakar Ma'aikatar Albarkatun kasa kuma daya daga cikin gandun daji 20 na tsibirin. An sanya shi Alamar Halitta ta ƙasa a cikin 1980 kuma ya ƙunshi yanki na kadada 3,590. Ya ƙunshi galibin gandun dajin karst jika da ɗanshi. Mogotes da magudanan ruwa sun cika wuri."National Registry of Natural Landmarks". National Park Service. "Puerto Rico - Nature and Scientific Wonders". Smithsonian. Washington D.C.: Smithsonian Institution. November 6, 2007. Retrieved November 2, 2017.Gandun dajin yana cikin gundumomin Arecibo da Utuado. Baya ga darajar muhallin dajin kuma ya ƙunshi wurare da dama na kayan tarihi."EL Bosque Estatal de Río Abajo" (PDF). drna.gobierno.pr (in Spanish). P.R. Department of Resources. December 1, 2007. Archived from the original (PDF) on April 17, 2012. Retrieved 9 February 2019.

 Tarihi 
Yawancin ci gaban da ke cikin yankin dajin an yi shi ne ta hanyar Civilian Conservation Corps (CCC) a cikin karni na 20. Tsarin gandun daji yana ɗaya daga cikin dazuzzuka biyar da aka keɓance a cikin 1943 ta Hukumar Kula da Sake Ginawa ta Puerto Rico (Spanish: Administración de Reconstrucción de Puerto Rico) don adana sauran wuraren dazuzzuka a tsibirin. Wannan dajin kuma yana kare babban yanki na kogin Arecibo na ruwa. Ragowar hanyoyin katako da masu yin katako da ma’aikatan CCC suka yanke a yanzu sun zama hanya."Bosque Estatal de Río Abajo | Puerto Rico Attractions". Lonely Planet. Retrieved 2021-12-14. Saboda darajarsa a matsayin kyakkyawan wakilcin yanayin halittun karstic a Puerto Rico da Caribbean, Ma'aikatar Cikin Gida ta Amurka ta sanya gandun daji a matsayin Alamar Halitta ta ƙasa a cikin 1980."National Natural Landmarks - National Natural Landmarks (U.S. National Park Service)". www.nps.gov. Retrieved 2021-12-14.

=Geography

Dajin Jihar Río Abajo yana kan karkataccen filin karstic a arewa ta tsakiyar Puerto Rico, tsakanin gundumomin Arecibo (Hato Viejo da Río Arriba) da Utuado (Caguana da Río Abajo).

 Geology 
Kare gandun daji wani bangare ne na Montebello karst, wani bangare na samuwar Cibao a yankin Karst na Arewa na Puerto Rico kuma fitattun filayensa su ne mogotes, tsaunuka na musamman da suka lalace da suka hada da farar dutse. Kogo, canyons, mesas, nutsewa da kwazazzabai suma suna da yawa a cikin irin wannan nau'in ilimin ƙasa kuma ana iya haɗuwa da su a cikin iyakokin daji. Wannan shi ne kawai wuri a Puerto Rico inda za a iya ganin babban rashin daidaituwa na Eocene-Oligocene a fili.

 Manazarta