Results 71 to 80 of about 132,764 (253)

Approximating Mexican highways with slime mould

open access: yes, 2010
Plasmodium of Physarum polycephalum is a single cell visible by unaided eye. During its foraging behavior the cell spans spatially distributed sources of nutrients with a protoplasmic network. Geometrical structure of the protoplasmic networks allows the
A Adamatzky   +33 more
core   +1 more source

OBITUARY: Henry H. Hildebrand (1922-2003) As Remembered by Two Friends [PDF]

open access: yes, 2004
Dr. Henry H. Hildebrand died in Corpus Christi on 14 August 2003, five days short of his 81st birthday. A Memorial Service was held for him in the Natural Resources Center at Texas A&M University-Corpus Christi on 12 September.
Burchfield, Pat, Tunnell, Wes
core   +1 more source

Coyote Range Expansion in the Human‐Modified Tropics of Mesoamerica

open access: yesEcology and Evolution, Volume 16, Issue 3, March 2026.
Coyotes have expanded their range into southeastern Mexico, Guatemala, and Belize, increasingly occupying human‐modified landscapes. This expansion is ongoing, with rising detection rates over time and records in both disturbed and forested environments, highlighting a paradox where anthropogenic change enables native carnivore expansion.
César R. Rodríguez‐Luna   +17 more
wiley   +1 more source

Pilot study of vegetation in the Alchichica-Perote region by remote sensing [PDF]

open access: yes
A study of the application of satellite images to the identification of vegetation in a small area corresponding to the arid zone of Veracruz and part of Puebla is presented.
Diez, A.   +4 more
core   +1 more source

Mesoscale Circulation and Coral Community Disturbance at Isolated Reefs

open access: yesGlobal Change Biology Communications, Volume 1, Issue 1, March 2026.
The Loop Current is a seasonally and interannually dynamic mesoscale oceanographic feature in the Gulf of Mexico that strongly influences connectivity and environmental conditions across the region. We investigated the influence of Loop Current variability on coral reef disturbances at isolated reefs in the northwest Gulf, including coral disease ...
Gaby E. Carpenter   +7 more
wiley   +1 more source

A visible geography of invisible journeys: Central American migration and the politics of survival [PDF]

open access: yes, 2018
Human rights groups have called undocumented Central American migrants the ‘invisible victims’ of criminal violence in Mexico. However, the geography of the unauthorised migration route through Mexico is highly visible; its location, protocols and ...
Brigden, Noelle K.
core   +2 more sources

Potential distribution and susceptibility of Coffea arabica L. to climate change impacts

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 2, Page 693-711, March 2026.
Ecological niche models (ENMs) are vital for understanding the impact of historical factors on ecosystems and predicting future climate change scenarios. These models help assess how environmental shifts affect agricultural species like coffee, which supports millions of people globally.
Yuliana Grisel García‐Martínez   +1 more
wiley   +1 more source

Un obispado para Veracruz, 1799-1846 Del honor de la ciudad a la lealtad al Estado

open access: yesAnuario de Estudios Americanos, 2005
Entre 1789 y 1846 las autoridades de Veracruz promovieron la creación de un Obispado con los límites de la jurisdicción a su cargo. Aunque la historiografía reciente ha destacado la continuidad existente entre el regalismo borbónico y el primer ...
David Carbajal
doaj   +1 more source

Simulated and Actual Effects of the Brown Shrimp, Penaeus aztecus, Closure in Mexico [PDF]

open access: yes, 1997
Simulations based on a yield-per-recruit model were performed to analyze the impact ofg rowth overfishing on brown shrimp, Penaeus aztecus, and to assess the effects of a closed season inshore and offshore of the Mexican States of Tamaulipas and Veracruz.
Gracia, Adolfo
core  

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