While China used coal to power its industrialization, India is turning to solar to meet its growing energy needs. Though India faces major hurdles — a rickety grid, a lack of storage — its solar buildout could be a model for other emerging economies.
The decades-long effort to restore the Florida Everglades marked a major milestone this year. The Army Corps of Engineers has restored the flow of water to 55,000 acres of wetlands once drained for a failed real estate development.
A new study identifies thousands of flowering plants belonging to rare and ancient lineages that are in urgent need of protection.
Scientists are increasingly worried that a key Atlantic current, which delivers warmth to northern Europe and shapes weather globally, is at risk of collapse. Multiple lines of evidence suggest it may be nearing a tipping point — though the research is far from certain.
Miners in Appalachia are suffering from a resurgence of black lung. The Trump administration, which is investing hundreds of millions of dollars in coal projects, has indefinitely delayed regulations that would protect miners.
A growing body of research has revealed the critical, but unappreciated, role that older animals play in group survival. From elephants to albatrosses to killer whales, animal elders use hard-won knowledge, skills, and experience to aid younger kin.