As Congo seeks to expand drilling, some communities worry pollution will worsen

The oil drills that loom down the road from Adore Ngaka's home remind him daily of everything he's lost. The extraction in his village in western Congo has polluted the soil, withered his crops and forced the family to burn through savings to survive, he said.

Pointing to a stunted ear of corn in his garden, the 27-year-old farmer says it's about half the size he got before oil operations expanded nearly a decade ago in his village of Tshiende.

“It’s bringing us to poverty,” he said.

Congo, a mineral-rich nation in central Africa, is thought to have significant oil reserves, too. Drilling has so far been confined to a small territory on the Atlantic Ocean and offshore, but that's expected to change if the government successfully auctions 30 oil and gas blocks spread around the country. Leaders say economic growth is essential for their impoverished people, but some communities, rights groups and environmental watchdogs warn that expanded drilling will harm the landscape and human health.

Since the French-British hydrocarbon company, Perenco, began drilling in Moanda territory in 2000, residents say pollution has worsened, with spills and