Barack Obama

Clean Energy Savings for All Initiative promises to accelerate rollout of solar power and efficiency upgrades in low-income communities, while training people for solar jobs

US president attacks those who 'pay lip service' to natural beauty while blocking efforts to tackle climate change

Letter asking the president to prevent future hunting for oil in the waters follows a series of new heat and melting records in the Arctic, which stunned researchers

Falling coal use and cheap natural gas powering the drop in carbon emissions, US officials say

Eight corporate giants speak out forcefully about the business benefits of the federal plan to mitigate carbon emissions, using friend-of-the-court briefs to jump into the controversy

Environmental groups call president's reversal an outsize victory after backlash from communities that fear Gulf of Mexico rig disaster could happen again

President also expected to protect large areas of Atlantic coast after backlash from communities that fear Gulf of Mexico rig disaster could happen again

Canadian premier Justin Trudeau and US president Barack Obama expected to announce range of new climate initiatives, including plans to slash methane emissions and boost protection for the Arctic

Bipartisan group of 17 governors unveil new Accord for a New Energy Future, underlining support for clean energy investment

The Supreme Court's decision to stay the Clean Power Plan while legal action is heard is less than ideal, but it will barely make a dent in US clean energy investment