As Indonesia sanctions companies linked to forest and land fires, questions remain over the causes of the haze affecting Singapore. Daniel Martin spoke to Associate Professor Yu Liya, an air quality science and environmental engineering expert from NUS’ Department of Civil and Environmental Engineering, about the practice of slash and burn, why it continues, and its environmental and economic implications.

As Indonesia sanctions companies linked to forest and land fires, questions remain over the causes of the haze affecting Singapore. Daniel Martin spoke to Associate Professor Yu Liya, an air quality science and environmental engineering expert from NUS&rsquo; Department of Civil and Environmental Engineering, about the practice of slash and burn, why it continues, and its environmental and economic implications.

The best interviews from CNA938 on Singapore news, current affairs, health, entertainment and money.

The best interviews from CNA938 on Singapore news, current affairs, health, entertainment and money.

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The best interviews from CNA938 on Singapore news, business updates, entertainment and food.

The best interviews from CNA938 on Singapore news, business updates, entertainment and food.