 |
| ECOLOGÍA |
| ¿Por qué la Tierra presenta tan alta diversidad biológica? |
| Las montañas, sobre todo de las regiones tropicales, tienen la respuesta. |
Kristi Noem faces first major Homeland Security grilling as lawmakers press
her on terror threats By Elizabeth Elkind Fox News Published December 11,
2025 8:01am EST
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*Kristi Noem faces first major Homeland Security grilling as lawmakers
press her on terror threats* DHS Secretary Kristi Noem is appearing
Thursday morning...
Hace 21 horas
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