The growing environmental impact of AI data centers’ energy demands
PBS News Hour - Segments
PBS NewsHour
4.1 • 1K Ratings
🗓️ 25 May 2025
⏱️ 5 minutes
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| 0:00.0 | The EPA has reportedly drafted a plan to eliminate all limits on greenhouse gas emissions from power plants. |
| 0:08.0 | That's according to documents recently obtained by the New York Times. |
| 0:12.0 | The power industry is one of the top sources of U.S. greenhouse gas emissions, |
| 0:16.0 | which scientists have said for decades helped drive climate change. |
| 0:20.0 | Now, with the rise of AI technology, demand on power plants has increased which scientists have said for decades helped drive climate change. |
| 0:26.3 | Now, with the rise of AI technology, demand on power plants is increasing, in large part to AI's reliance on data centers. |
| 0:29.1 | Ali Rogan spoke with Ken Zabryan, climate reporter for the Financial Times. |
| 0:34.1 | Thanks for joining us. |
| 0:35.3 | How would you describe the environmental impact of these data centers that are at the heart of AI? |
| 0:41.3 | Their environmental impact is huge and it's growing. |
| 0:45.3 | AI data centers are massively contributing to the continued rise in power demand, |
| 0:51.3 | which itself contributes to the continued rise in global emissions. |
| 0:55.0 | And most importantly, it's growing faster than grid capacities. |
| 1:00.0 | And even more importantly, it's growing faster than renewable energy growth, |
| 1:03.0 | which means that even as data center energy use grows, clean energy from wind, solar, nuclear perhaps, is lagging behind. |
| 1:13.5 | And what have you learned about the public health implications of the capacity that's needed |
| 1:18.5 | to power these AI systems? |
| 1:21.1 | Some of the public health implications are very local, but really the effects are more global than local. |
| 1:29.0 | So pushing up demand for fossil fuels means more CO2 is emitted, which helps global temperatures |
| 1:35.8 | creep up, which can have local effects through extreme weather events, for example. |
| 1:41.2 | What sort of regulatory environment is there for these facilities? For the moment, |
| 1:49.8 | there's very little regulatory scrutiny of data centre energy use. And one of the only governments |
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