Soil heavy metal pollution is one of the main environmental problems in Pearl River Delta Economic Zone of China. Based on multi-purpose regional geochemical survey, regional eco-geochemical assessment, local eco-geochemical assessment and comprehensive appraisal, the eco-geochemical survey and assessment in Pearl River Delta Economic Zone of 41,698 km2 were completed. Samples from soils were c...

The present work investigates the production of sodium bicarbonate in combination with co-utilization saline brine and carbon capture, utilization, sequestration (CCUS). use ammonia traditional Solvay process could be eliminated by using a modified process. This study compared modification addition three buffering additives: Ca(OH)2, KOH, NH4HCO3. effectiveness these processes, two qualities (d...