WHO kêu gọi cải thiện chất lượng không khí
Cập nhật: 13:49 27/09/2011 GMT+7
Tổ chức Y tế thế giới (WHO) hôm qua cảnh báo, chất lượng không khí tại nhiều quốc gia trên thế giới đã đạt mức nguy hại đối với sức khỏe con người.
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w4Phu4Xhu7fhu6vhu7HFqeG7teG7hcO94burw4Phu7fhu6nhu4XDveG7q+G7reG7heG7ocSC4bux4buFR8OC4bux4buFROG7gOG7o+G7hcO94bur4bqgcOG7heG7o+G7ueG7t+G7heG7t+G7qeG6vuG6pOG7sWThu4VJ4buTw43hu4Xhu5/hu4Lhu7fhu6nhu4Xhu6Phu6vhu63hu7fhu6vhu4VEbOG7o+G7q+G7heG7q+G7seG7pUXhu4VCRW/hu4VHbeG7hcO94bux4bun4bu14buFROG7uWzEkOG7hURsxJDhu4VEa+G7ueG7hcSQ4buv4bu34bur4buF4bur4buv4bu34bur4buFw4Phu4Xhu7fhu6vhu7HFqeG7teG7hcSQbuG7seG7heG7o2zhu6Phu4XEkOG7q23hu7fhu6vhu4Xhuqrhu6vEgsSR4bq7L+G6quG6veG6u+G6quG7heG7o+G7s2tERMOi4buD4bqq4buc4bu54bufw43hu4Phur0i4burcOG7ueG7heG7o2zhu6Phu4Xhu6Phu6tFw4114bu34buF4bup4buxa+G7heG7o+G6vGvhu4XDoOG7quG7uGThu4Xhu7fDukXhu4Xhu6nhu7Fv4bu14buF4bu14buXxJDhu4Xhu6HhurDhu4Xhu6tt4bu34bup4buF4bu3w7Lhu7Xhu4Xhu6Phurxr4buF4bud4bq64bux4buFe+G7tGdm4buFxJDhu4bhu4Xhu4lm4buFReG7qS/hu7Vp4buFSUXEguG7t+G7qeG7hWhm4buFReG7qS/hu7Vp4buF4bujQeG7hcSQ4bur4bun4buFRHThu4Xhu6nhu7Fv4bu14buFZ8Os4bqn4buFxJDEqOG7heG7s+G7peG7hcSQ4buE4buFR+G7ueG7t+G7qeG7heG7n+G7ueG7heG7o2zhu6Phu4Xhu53hu6Xhu7fhu6vhu4Xhu7Phu7F14bu34buFQkVr4bu34buFxJDDguG7seG7heG6tuG7heG7t+G7q+G7scWp4bu14buFw73hu6vDg+G7t+G7qeG7hcO94bur4butxJHhursv4bqq4bq94bq74bqq4bq9IuG7q3Dhu7nhu4XDoeG7t0nhuqpDcERE