Today in our environmental science lecture, we'll discuss the impact of urban green spaces. Recent studies show that parks and community gardens can reduce local temperatures by up to 3 degrees Celsius during heatwaves. However, the benefit depends on the size and density of vegetation. For example, a single large park has a greater cooling effect than several small scattered ones. Additionally, trees with broad leaves provide more shade and evaporative cooling than conifers. Interestingly, the placement of green spaces near buildings is crucial; those on the windward side can channel cooler air into residential areas. So, city planners should prioritize creating large, leafy parks strategically located to maximize airflow.
❓ 강의에 따르면, 도시 지역에서 냉각을 달성하는 가장 효과적인 방법은 무엇인가요?
A. A. 작은 산재된 공원에 침엽수를 심기
B. B. 바람이 불어오는 쪽에 활엽수를 심어 하나의 큰 공원을 조성하는 것
C. C. 모든 건물 근처에 여러 개의 작은 정원을 조성하기
D. D. 주거 지역의 바람이 불어오는 반대편에 녹지 공간을 배치하기
✅ 正确答案
B. Creating one large park with broad-leaved trees on the windward side