Photo credit: Greenpeace
Oil shale is a source of unconventional oil, which combustion and thermal processing generate atmospheric emissions. Pictured is oil shale being mined by the Viru Keemia Grupp.
Photo credit: Greenpeace
Oil shale is a source of unconventional oil, which combustion and thermal processing generate atmospheric emissions. Pictured is oil shale being mined by the Viru Keemia Grupp.