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2. Pavement milling - Wikipedia

   en.wikipedia.org/wiki/Pavement_milling

   Asphalt road being milled in preparation for repaving. Pavement milling (cold planing, asphalt milling, or profiling) is the process of removing at least part of the surface of a paved area such as a road, bridge, or parking lot. Milling removes anywhere from just enough thickness to level and smooth the surface to a full depth removal.

3. Chipseal - Wikipedia

   en.wikipedia.org/wiki/Chipseal

   A chipseal road near Kempton, Indiana in the United States. Chipseal (also chip seal or chip and seal) is a pavement surface treatment that combines one or more layers of asphalt with one or more layers of fine aggregate.

4. Petroleum seep - Wikipedia

   en.wikipedia.org/wiki/Petroleum_seep

   Petroleum seep near the Korňa in northern Slovakia. Tar "volcano" in the Carpinteria, California, asphalt mine. Oil exudes from joint cracks in the petroliferous shale forming the floor of mine. 1906 photo, U.S. Geological Survey Bulletin 321 Tar bubble at La Brea Tar Pits, California

5. Soft washing - Wikipedia

   en.wikipedia.org/wiki/Soft_washing

   Soft washing is a cleaning method using low pressure water. More recently, the term "softwashing" has been used to describe any form of spraying chemicals at buildings where solutions (typically sodium hypochlorite based softwashing chemicals) are used to remove mildew, bacteria, algae and other organic stains from roofs and other building exteriors.

6. New California law makes oil companies more accountable for ...

   www.aol.com/california-law-makes-oil-companies...

   Oil companies will have a harder time passing off old California oil and gas wells to smaller firms that can’t afford to clean them up, under a measure Gov. Gavin Newsom signed into law Saturday.

7. Environmental remediation - Wikipedia

   en.wikipedia.org/wiki/Environmental_remediation

   Dredging contaminated sediment in New Bedford Harbor, Massachusetts. The harbor is contaminated with polychlorinated biphenyls (PCBs).. Environmental remediation is the cleanup of hazardous substances dealing with the removal, treatment and containment of pollution or contaminants from environmental media such as soil, groundwater, sediment. [1]