Good morning, everyone. Today we'll continue our discussion on climate change impacts. As we know, rising temperatures affect agriculture. However, a less obvious effect is on infrastructure. For example, in northern Canada, melting permafrost is causing roads and buildings to sink. This creates costly repairs and safety risks. Additionally, warmer winters reduce the ice road season, which is crucial for transporting supplies to remote communities. So, while we often focus on food security, we must not overlook these engineering challenges.
❓ ¿Cuál es el impacto adicional principal del cambio climático mencionado en la conferencia?
A. A. Reducción de la producción de alimentos en las regiones del norte
B. B. Daños a la infraestructura debido al derretimiento del permafrost
C. C. Mayor costo de calefacción de edificios en invierno
D. D. Temporada de verano más corta para trabajos de construcción
✅ 正确答案
B. Damage to infrastructure due to melting permafrost