Delhi's toxic winter air is back - is the Indian capital prepared for pollution?
The Delhi government has announced a four-month winter action plan, but experts say that won't be enough.
原文出处：BBC World （本文由聚合程序自动采集，版权归原作者所有）
The Delhi government has announced a four-month winter action plan, but experts say that won't be enough.
原文出处：BBC World （本文由聚合程序自动采集，版权归原作者所有）