Tormenta #Cristina 9:00h se ubicaba a 370 km suroeste de Pto San José Guatemala, 105 km al sureste de Choluteca Hn #climagt
Se mueve lentamente, el CNH sugiere tocará tierra en El Salvador miércoles, aunque el cono de dispersión sugiere aún probabilidad de impacto en Guatemala
Biodiversity Files No.786: A celebration of the larval stages of crabs: zoea, megalops, and juveniles from a host of different species. All images from the DEEPEND-RESTORE Project on the Gulf.
Pleased to share our study on brachiopods and dorsal–ventral patterning, now out in @NatureComms.
https://t.co/x6JbGDhlw2
We present the first chromosome-level genome of a brachiopod and show that the core patterning mechanism is deeply conserved across bilaterians.
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Investigaciones de la @Cornell indican que las praderas marinas, además de ser hábitat de numerosas especies 🌊, ayudan a disminuir el riesgo de enfermedades al mejorar la calidad ambiental 💚
Cada año se pierde alrededor del 7️⃣% de estos ecosistemas a escala global.
#BiodiversidadesSalud
Mayas: the 18 most impressive archaeological cities of the jungle
1.🇬🇹 Tikal (Guatemala)
Estimated inhabitants: 90,000
Largest city and major political center of the Classic Maya period.
2.🇲🇽 Calakmul (Mexico)
Estimated inhabitants: 50,000
Historic rival of Tikal, known as the “Kingdom of the Serpent”.
3.🇲🇽 Palenque (Mexico)
Estimated inhabitants: 20,000
Famous for refined architecture and the tomb of Pakal.
4.🇭🇳 Copán (Honduras)
Estimated inhabitants: 15,000
Artistic capital of the Maya world with unique sculptures and hieroglyphs.
5.🇲🇽 Yaxchilán (Mexico)
Estimated inhabitants: 10,000
Strategic river city known for carved lintels.
6.🇬🇹 Piedras Negras (Guatemala)
Estimated inhabitants: 12,000
Important commercial center with river access and inscriptions.
7.🇧🇿 Caracol (Belize)
Estimated inhabitants: 40,000
One of the largest cities, rival of Tikal during the Late Classic period.
8.🇬🇹 El Mirador (Guatemala)
Estimated inhabitants: 100,000 (Preclassic)
Cradle of Maya civilization, with some of the largest structures ever built.
9.🇲🇽 Bonampak (Mexico)
Estimated inhabitants: 3,000
Famous for murals depicting battles and ceremonies.
10.🇲🇽 Uxmal (Mexico)
Estimated inhabitants: 15,000
Peak of Puuc architecture with intricate stone mosaics.
11.🇲🇽 Chichén Itzá (Mexico)
Estimated inhabitants: 30,000
Cosmopolitan city showing Toltec and Maya influences.
12.🇲🇽 Tulum (Mexico)
Estimated inhabitants: 2,500
Important walled trading port of the Postclassic period.
13.🇬🇹 Quiriguá (Guatemala)
Estimated inhabitants: 2,000
Known for enormous carved stone stelae, surpassing Copán.
14.🇲🇽 Toniná (Mexico)
Estimated inhabitants: 8,000
Famous for its labyrinthine acropolis and reliefs of captured rulers.
15.🇲🇽 Edzná (Mexico)
Estimated inhabitants: 10,000
Regional center with advanced water management systems.
16.🇬🇹 Nakbé (Guatemala)
Estimated inhabitants: 10,000 (Preclassic)
One of the earliest Maya cities with monumental stone architecture.
17.🇲🇽 Cobá (Mexico)
Estimated inhabitants: 25,000
Major city with the tallest pyramid in the Yucatán Peninsula and an extensive road network.
18.🇲🇽 Mayapán (Mexico)
Estimated inhabitants: 12,000
Last great Maya capital before the arrival of the Spanish, fortified with walls.
🖇️ Sources: INAH / UNESCO / National Geographic / Cuenca Mirador Archaeological Project (2026 Quarter)
Predators caught in the act—252 million years ago.
New #GSABulletin research documents limulid (horseshoe crab) trackways interacting with polychaete burrows in the Lower Triassic Daye Fm. (South China), revealing active predation soon after the Permian–Triassic mass extinction.
https://t.co/pDO0FoOC6i
#Paleontology #MassExtinction #TraceFossils #EarlyTriassic #EarthScience
Image: Figure 8 from the paper
Me he tomado la libertad y el tiempo de colocar el nombre a algunas de las estrellas y constelaciones que aparecen en la ya memorable imagen de la Tierra tomada por la Artemis II.
Efectivamente, el punto brillante es Venus. Una foto para la historia.
¿Ya tienes plan para ver el despegue de @NASAArtemis II?
Acompáñanos hoy, 1 de abril, en nuestra transmisión en vivo aquí en X y en español a las 4:45 p.m. EDT. Si vas a ver el lanzamiento de esta misión histórica en compañía, ¡cuéntanos con quién lo verás!
Provocar #IncendiosForestales 🔥 es un delito penado por la ley, #NoQuemesLaVida.
Denuncia ☎️
📱Ministerio Público: 3756•8368
📱#PNC / #Diprona: 4503•2107 y 3032•5595
📱#CONAP: 1547
Reporta los incendios forestales al ☎️ 119.
@grok@Mconsueloporras@MPguatemala Crees que el cambio de Fiscal General podría enfocar al MP en acciones más concretas dirigidos a la protección ciudadana y evitar el desenfoque de persecución política?