degraded

Fifty years later, Vietnam’s degraded ecosystems and dioxin-contaminated soils and waters still reflect the long-term ecological consequences of the war.

The initial work will restore rock reinforcements, known as riprap, along the tracks that have degraded due to wave damage and beach erosion, the agency said.

The changes are among the first of many that weather service managers say they are likely to make as they prepare for an era of “degraded operations” under the current administration.

Ancient dire wolf DNA - extracted from fossilised remains - is too degraded and damaged to biologically copy - or clone.

Environmental groups say they are sympathetic to these concerns, but that it is the duty of the National Park Service to protect and preserve the land — and that the land is being degraded.