Drilling commences for geothermal heating project in Tongzhou, China
Beijing skyline, from Jingshan Park (source: flickr/ Caitriana Nicholson, creative commons) PetroChina has announced the start of drilling for a
Read moreBeijing skyline, from Jingshan Park (source: flickr/ Caitriana Nicholson, creative commons) PetroChina has announced the start of drilling for a
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