The country plans to expand its scientific research programs on the icy continent amid growing environmental concerns associate with rising temperatures there.
Henderson Island is extremely remote, but researchers still found 38 million pieces of trash washed up on the beaches of the UNESCO World Heritage site.
Officials detected no radiation release after the tunnel collapse at the Hanford Nuclear Reservation, a site that stores radioactive waste.
Some delegates just want the US to remain at the table, even if it means the nation scales back its pledge to cut back on emissions.
The Indian River Lagoon is being repeatedly subjected to harmful algal blooms, the result of farm runoff and other pollutants tied to a recent influx of people into the region.
The country is banning older filament lightbulbs and fluorescent tubes, a move the nation hopes will help ease its power crisis.
On Friday, the president will sign an executive order that will partially reverse President Obama's efforts to make most of US-owned Arctic and Atlantic waters off-limits to oil and gas leasing.
The growing protest movement against US oil and gas pipelines has so far focused on stopping or delaying new construction. Now, in Michigan, a broad coalition of opponents is entering a new frontier.
A community of young European investors is helping solar firms thrive on the African continent when local banks are reluctant to offer loans.