Sidsel Overgaard

A sweeping plan to rid the country of immigrant-heavy areas officially designated as "ghettos" is being challenged by residents, as Denmark also begins to grapple with broader questions about racism.

Prime Minister Mette Frederiksen is expressing cautious optimism that her country will be able to begin a gradual reopening after Easter. "The Danish way of doing things is working," she said Monday.

The previous ban was for groups of 500. Unlike its neighbors, Sweden has kept schools, restaurants, bars and businesses open. Reports of massive after-ski parties have shocked other Scandinavians.

Gassy cows account for a good deal of the methane — a powerful greenhouse gas — generated by livestock farming. Danish researchers think feeding cows oregano might help rein in the bovine burps.