Sinosphere: China Has Made Strides in Addressing Air Pollution, Environmentalist Says Ma Jun, an environmentalist, discussed how concerns about social unrest continued to constrain discussion of pollution’s damage to public health. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Antarctica: How scientists made 'unexpected' 8 million-year-old find below valleySpaceX disaster as Elon Musk's Starhopper bursts into flames on launchMoon landing: NASA chief admits why Apollo 11-era technology cannot land on the MoonNASA asteroid shock: 3 huge space rocks skim dangerously close to Earth at breakneck speedNASA news: Incredible space picture reveals Russian Soyuz on Space Station approachMoody’s Buys Climate Data Firm, Signaling New Scrutiny of Climate Risks