Harbin

China already describes itself as a "near-Arctic state", even though its northernmost regional capital Harbin is on roughly the same latitude as Venice, Italy.

Junhui Huang, a chemist at the Harbin Institute of Technology and the paper’s first author, says the team is working with a Chinese wastewater cleanup company to commercialize the new technology.

Parts of the five-story apartment building in Harbin were damaged, with one apartment’s balcony completely blown off, videos on social media showed.

Harbin is the capital of China’s northeastern Heilongjiang province.

“His job is to open the Defense Ministry to innovation,” Mr. Putin told journalists on Friday, while visiting the Chinese city of Harbin.