雅思听力

🎧 Listening Transcript

Today in our environmental science lecture, we're discussing urban green spaces. A recent study in Melbourne found that adding trees and parks to city centers can reduce local temperatures by up to 4 degrees Celsius. This cooling effect is due to shade and evapotranspiration. Interestingly, the study also showed that neighborhoods with more green areas had lower energy consumption for air conditioning, especially during summer heatwaves. However, the researchers noted that the benefits were most significant when green spaces were interconnected, forming 'green corridors', rather than isolated pockets. This suggests city planners should prioritize linking parks and tree-lined streets to maximize the cooling impact and improve residents' comfort.