For now, bioplastic represents just 1% of global plastic production, but the industry envisions a bigger role for materials made from corn, sugar and vegetable oils.
The fossilized bones, in particular, could suggest people lived in North America tens of thousands of years before the generally accepted date for the arrival of the first Native Americans of about 10,000 B.C. BCE.
The director general of the International Atomic Energy Agency said the situation is getting more perilous every day at the Zaporizhzhia plant in Enerhodar, which Russian troops seized in early March.
The Icelandic Meteorological Office urged people not to go near the Fagradalsfjall volcano, which is located some 20 miles southwest of the capital, Reykjavik.