Heart disease is a leading cause of death in this country, and donations are needed to fund critical research, therapies and treatments. 

Five states expanded or initiated ambitious renewable energy targets in 2021, and coal-fired power continues to decline (replaced by natural gas). 

As electric vehicle demand increases in the United States, the material used to make the batteries for these vehicles is in short supply. 

Experts predict that increased summer demand and constrained U.S. production will shoot oil prices up to $140 a barrel.