hydroelectric plant

In April, seven workers were killed in an explosion that collapsed several levels of an underground hydroelectric plant in northern Italy, while in mid-February five constructions workers died after a concrete beam collapsed at a supermarket building site in Florence.

In April, seven workers were killed in an explosion in a hydroelectric plant near Bologna, while five died in Florence during the construction of a supermarket in February.

Specialized search and rescue teams, underwater divers, cave experts and topographers were searching on Wednesday for four workers who were missing a day after an explosion at a hydroelectric plant near the northern Italian city of Bologna killed at least three people and injured five others.

Russia attacked electrical power facilities in much of Ukraine, including the country’s largest hydroelectric plant, causing widespread outages, officials said Friday.

They include $30 million to provide energy derived from plants to wildfire-prone communities in the Sierra Nevada in California, $32 million to build solar and hydropower for a Native American tribe in Washington state and $27 million to construct a hydroelectric plant to serve a tribal village in Alaska.