MARCH 2, 2010: Refinery explosion in Artesia, New Mexico
Two workers were killed and two others seriously injured in a blast near an asphalt tank at the Navajo Refinery.
February 7: Explosion at the Kleen Energy Refinery in Middletown, Conn.
Six people were killed at an explosion at the Kleen Energy refinery. The explosion eventually led the government to levy $16.6 million in fines because of 225 "willful" violations of safety procedures at the plant.
MARCH 15, 2010: Coal mine accident in Zhengzhou, China
25 workers died after a fire broke out in the Dongxing Coal Mining Company's main elevator shaft.
MARCH 20, 2010: Coal mine accident at Pakistan Mineral Development Corp. mine in Quetta, Pakistan
45 miners died in a coal mine collapse. Most suffocated from inhaling methane gas.
MARCH 28, 2010: Coal mine accident at Wangjialing mine in Shanxi, China
After a flood trapped 153 workers underground in the Wangjialing coal mine, a massive Chinese rescue effort saved most of the workers. 38 still died in the tragedy.
MARCH 31, 2010: COAL MINE ACCIDENT AT GUOMIN Mining Co. mine in Yichauan, China
APRIL 2 2010: Refinery explosion at Tesoro Corp. refinery in Anacortes, Wash.
Five fatalities resulted from a blast at the Tesoro refinery in eastern Washington State.