The petrodollar system, the practice of valuing and trading oil in U . S . dollars, has been central to the global economy since the 1970s .

The world's largest refiner announced its capacity decrease, when it posted a 52.1 percent year-on-year decline in net profit to 8.54 billion yuan ($1.2 billion) for the third quarter while its ...

New route to turn carbon dioxide into fuel is 45 times more efficient and uses 45 times less land than making diesel from ...

Thousands of diplomats, scientists and leaders arrived in Baku, Azerbaijan to negotiate the thorniest topic of climate ...

“It’s in China’s own interest to act,” said Yuan Ying , Greenpeace China representative ... the ground is also Azerbaijan’s role as a petro-state. Right before the start of the ...

President Gustavo Petro said that Bogotá is entering a “structural problem” due to water shortages that have led the capital to reinstate strict rationing. The Chingaza system, which includes ...