Results 61 to 70 of about 761 (173)

Conservación de la biodiversidad de los cenotes y sus cuevas

, 2023
<p>This publication was made with the funding of PAPIIT 2019 - IN228319 "Hacia un mapa de biodiversidad acuática de cenotes de la península de Yucatán" led by N. S. D. F.
Simoes, Nuno, Chacón Gómez, Isaac, Ortiz Ponce, Israel Esaú, Chávez Solís, Efraín, Ortiz López, Ailin, Tapia Lemus, Eduardo Arturo   +5 more
core   +1 more source

ELITE TREES OF SCOTS PINE AND INTRA-CENOTIC FACTORS OF THEIR FORMATION

Сибирский лесной журнал, 2020
In a 184-year-old stand of Scots pine Рinus sylvestris L. of the 1st class of bonitet on two plots on an area of 2.2 ha with a stand height of 32.1 and 33.5 m, average diameters of 39.8 and 42.1 cm, and a fullness of 0.91 and 0.95, candidates for plus trees (hereinafter referred to as candidates) with an excess of 30 % in diameter were studied.
openaire   +2 more sources

Systematic and eco-cenotical structure of flora in Ternopil Plateau

Інтродукція Рослин, 2000
The leading families (10), 10 genera of flora and its 11 florocenotypes have been analyzed. It has been determined that it belongs to nemoral-steppe category of floras with petrophyton as its specific kernel. This flora is autochthonous with some migration elements.
V.G. Sobko, R.L. Yavorivs'ky
openaire   +3 more sources

Diving Into a Mirror of Light: A Diachronic Exploration of Cenotes

, 2009
According to Miriam Kahn, space has been “relegated to a static physical backdrop, a kind of stage-setting removed from human action and interaction” (2000: 8).
Wheeler, Jessica Anne
core   +1 more source

Occam and Bostick 1-D inversion of magnetotelluric soundings in he Chicxulub Impact Crater, Yucatán, Mexico

Geofísica Internacional, 2001
En este estudio se presenta la investigación realizada en el sector sureste del cráter de Chicxulub mediante la aplicación del método de Sondeo Magnetotelúrico (MT).
Omar Delgado-Rodríguez, Oscar Campos-Enríquez, Jaime Urrutia-Fucugauchi, Jorge A. Arzate   +3 more
doaj   +1 more source

Cenotes, dams, estuaries, lagoons and phytoplankton biodiversity

Journal-Agrarian and Natural Resource Economics
According to the literature, latitude determines biodiversity on the planet, so with latitude of 19 to 20 º, 9 natural wetlands (lagoons, estuaries, cenotes) and artificial wetlands (dams) with different characteristics and exposure to anthropogenic factors were analyzed.
Luz Adriana Vizcaíno-Rodríguez, Juan Luis Caro-Becerra, Sandra García-de Jesús, J. Guadalupe Michel-Parra   +3 more
openaire   +1 more source

Contrasting genetic structure in two codistributed freshwater fish species of highly seasonal systems Estructura genética contrastante en dos especies codistribuidas de peces de agua dulce que habitan sistemas marcadamente estacionales

Revista Mexicana de Biodiversidad, 2009
Given the seasonal nature of ecosystems such as permanent sinkholes ('cenotes') and temporary wetlands, their fish fauna experience yearly local extinction and colonization processes, with strong fluctuations in population size.
Ella Vázquez-Domínguez, Angélica Hernández-Valdés, Aliet Rojas-Santoyo, Luis Zambrano   +3 more
doaj  

Toward an Integrative Overview of Stygobiotic Crustaceans for Aquifer Delimitation in the Yucatan Peninsula, Mexico

Diversity
The Yucatan Peninsula (YP) presents heterogeneous environments in a karstic landscape that has been formed from permeable sedimentary rocks dating from the Cretaceous period.
Sarahi Jaime, Adrián Cervantes-Martínez, Martha A. Gutiérrez-Aguirre, Gerardo Hernández-Flores, Roger A. González-Herrera, Gabriel Sánchez-Rivera, Fernando Enseñat-Soberanis, Víctor H. Delgado-Blas   +7 more
doaj   +1 more source

High-Density LiDAR Mapping of the Ancient City of Mayapán

Remote Sensing, 2014
A 2013 survey of a 40 square kilometer area surrounding Mayapán, Yucatan, Mexico used high-density LiDAR data to map prehispanic architecture and related natural features.
Timothy Hare, Marilyn Masson, Bradley Russell   +2 more
doaj   +1 more source

Funerary Cenotes of the Mayas

Since ancient times, the caves and cenotes of the Yucatan Peninsula have been settings of great importance for the Maya. During pre-Hispanic times they were depositories of human remains and various types of offerings. Traditionally, the presence of human skeletons in cenotes was explained as the result of human sacrifices; however, in some of them no ...
openaire   +2 more sources