Wonder Woman '77 - Celsia 451

2nd of 3 adventures told in issue #2 of Wonder Woman '77 Special. Also released as issues #10-#12 in the Wonder Woman '77 series.
Each of the three issues were individually named:
#1 Icy/Hot
#2 The Fire Within
#3 Meltdown
The CEO of a powerful technology company is murdered by a strange woman named Celsia who can generate extreme cold and heat at will. When Wonder Woman is sent by the IADC to investigate, she learns the CEO and company were connected to a nuclear power plant meltdown that contaminated a town.