A deadly heat wave across Asia is stretching electricity grids from southern China to Tokyo and Seoul, sending prices to multiyear highs and sparking warnings of more power stress to come.
Japan on Monday breached records above 41 degrees as the heat blamed for dozens of deaths this month pushed electricity rates to their highest level in almost five years.
The Korea Meteorological Administration issued a nationwide heat wave warning after temperatures Sunday hit the highest since 1994.
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