As far as biographies go, the two men in charge of the delicate negotiations between Iran and the United States over Tehran’s rapidly advancing nuclear program couldn’t be more different.

Iran and the United States will hold a third round of talks in Oman on Saturday over Tehran’s rapidly advancing nuclear program.

President Donald Trump says he is considering “getting rid of” the Federal Emergency Management Agency.

Florida Sen. Marco Rubio painted a dark vision of the consequences of America’s “unbalanced relationship” with China.

A lawyer and investor who managed money for one of the richest families in Texas, helped create one of the giants of the private-equity business and pushed to bring professional hockey to Seattle has died.

The drubbing Democrats took in Pennsylvania has prompted vows to rebound.

The election is little more than a week away, and Vice President Kamala Harris is still trying to help voters feel like they truly know her.

Barack Obama is returning to the Democratic National Convention stage two decades after his memorable debut.

Politicians often recalibrate in the face of shifting public opinion and circumstance.

To some Democratic Party strategists, last week felt like déjà vu.

Organizers of next month’s Democratic National Convention are tossing out their script.

John Podesta's job responsibilities doubled this year.

John Kerry feels he’s going out on a high note as he retires from leading U.S. efforts in international negotiations to confront ever-worsening climate change.

White House senior adviser John Podesta will replace John Kerry as the top U.S. official on international climate change.

For years, John Kerry and Xie Zhenhua were the two most important people working on global warming.

John Kerry, the U.S. special envoy on climate, is stepping down from the Biden administration in the coming weeks.

Phoenix Mayor Kate Gallego has endorsed her ex-husband, U.S. Rep. Ruben Gallego, in his campaign to move up to the Senate.

Negotiators at United Nations COP28 climate talks agreed Wednesday that the world must transition away from planet-warming fossil fuels.

A major, long-shot effort is gearing up to mobilize money to save Planet Earth by helping poorer countries go greener.

Hopes for finishing a critical climate summit on time faded early Tuesday as countries were still far apart on key issues, including an agreement on what to do about the fossil fuels that are causing dangerous global warming.

Countries at United Nations-led climate talks in Dubai moved closer to reaching a final deal on Monday, but critics condemned a draft agreement as a watered-down document that won't stop dangerous climate change.

For President Joe Biden, a centerpiece of his reelection campaign is trying to negatively define Donald Trump in the public's eye.

The mood is about to shift, the hours grow longer and the already high sense of urgency somehow amp up even more as United Nations climate talks head into its final week.

The United States will work with other governments to speed up efforts to make nuclear fusion a new source of carbon-free energy, U.S. Climate Envoy John Kerry said Tuesday, while in Dubai for U.N. climate talks.

With Planet Earth running a fever, U.N. climate talks have turned their focus on contagious effects on human health.

The United States is now committed to the idea of phasing out coal power plants, joining 56 other nations in kicking the coal habit.

Nearly all the world’s nations finalized the creation of a fund to help compensate countries struggling to cope with loss and damage caused by climate change, seen as a major first-day breakthrough at this year’s U.N. climate conference as early cash started going into it.

The pressure to phase out fossil fuels is mounting on the oil company chief who is leading fragile international climate negotiations in what some say are contradictory dual roles.

Vice President Kamala Harris will join the United States delegation at the upcoming United Nations conference on climate change in Dubai.

President Joe Biden plans to skip the upcoming climate talks in Dubai (which he has attended twice before), an event that is expected to draw heads of state and diplomats from more than 200 nations and the Vatican.

China’s top diplomat says dialogue between Beijing and Washington should not only be resumed but deepened.

It’s Day 3 of the U.N. General Assembly high-level meeting that brings world leaders together at U.N. headquarters in New York.

The United Nations chief says Earth is facing a hellish problem in climate change and its leaders still aren’t doing nearly enough to curb carbon emissions that’s causing it.

Experts hope the sputtering global public health system and efforts to curb global warming through collaboration can combine to create a better system for handling the problem.

The host of the first Africa Climate Summit says climate change is “relentlessly eating away” at Africa’s economic progress and it’s time to have a global conversation about a carbon tax on polluters.

The first African Climate Summit is opening with heads of state and others asserting a stronger voice on a global issue that affects the continent of 1.3 billion people the most, even though they contribute to it the least.

China’s vice president says his country is willing to work with Washington on reducing global warming as long as its political demands are met.

U.S. climate envoy John Kerry has told China's top diplomat that President Joe Biden's administration is “very committed" to stabilizing relations between the world's two biggest economies.

U.S. climate envoy John Kerry is holding talks with his Chinese counterpart in Beijing as the U.S. seeks to restore contacts with China amid disputes over trade, Taiwan, human rights and territorial claims.

U.S. climate envoy John Kerry has defended his negotiations with China during a grilling by House Republicans before he sets out on his next climate mission to Beijing.

Several human rights organizations are concerned about Open Society Foundations plans to lay off 40% of their global staff as billionaire investor George Soros hands over leadership to his son.

A billionaire Israeli movie mogul has taken the stand for a second day in Prime Minister Benjamin Netanyahu’s corruption trial.

The Paris summit on finance and climate has wrapped up without a deal for a tax on the greenhouse gas emissions produced from international shipping.

U.S. climate envoy John Kerry is urging skepticism about claims that technological breakthroughs mean humans soon will be able to adequately capture the climate-wrecking fumes from burning fossil fuels.

Jordan is set to host its biggest royal wedding in years as the country’s young Crown Prince Hussein exchanges vows with a daughter of one of Saudi Arabia’s wealthiest and most influential families.

The Biden administration is announcing an investment of $251 million in carbon capture and storage projects in seven states.

Oil and gas producers talk up technological breakthroughs they say will soon allow the world to drill and burn fossil fuels without worsening global warming.

Germany has called for governments around the world to work on setting an ambitious target for renewable energy that would “ring in the end of the fossil fuel age” and help prevent dangerous global warming.

World Bank meetings in Washington were supposed to be a first step in a new era of affordable loans for developing nations hard hit by climate change.

U.S. envoy on climate change John Kerry says so much has been invested in clean energy that there can be no rolling back of moves to end carbon emissions.

Officials say a corporate jet may have experienced stability problems before the severe buffeting that caused the death of a woman who served in prominent posts in two presidential administrations.

Prominent climate activists including Greta Thunberg and Vanessa Nakate are condemning corporate VIPs and political leaders in Davos, Switzerland, for prioritizing short-term profits from fossil fuels over people affected by the climate crisis.

The World Economic Forum is back with its first winter meetup since 2020 in the Swiss Alpine town of Davos.

U.S. climate envoy John Kerry backs the United Arab Emirates’ decision to appoint the CEO of a state-run oil company to preside over the upcoming U.N. climate negotiations in Dubai, citing his work on renewable energy projects.

Nearly a decade since inheriting Venezuela's leadership, President Nicolás Maduro is working to regain the international recognition he lost when his 2018 re-election was deemed a sham by many.

U.S. climate envoy John Kerry says last month's United Nations global warming summit didn't do enough to speed up cuts in emissions of heat-trapping gases.

The Iowa caucuses and their outsize importance have largely been an exercise in myth-making.

Negotiators have approved an historic deal to create a fund for compensating poor nations that are victims of extreme weather worsened by rich countries’ carbon pollution.

During a session at the U.N. climate summit in Egypt, 10-year-old Nakeeyat Dramani Sam told attendees that rich nations should compensate developing countries' climate impacts.

Philanthropic foundations have made some new commitments at the U.N. climate conference in Egypt over the past two weeks.

The day before U.N. climate talks were to end, negotiators from around the world appeared to be far apart on any deal to combat climate change.

Brazilian President-elect Luiz Inácio Lula da Silva is promising to combat deforestation when he assumes office on Jan. 1.

With an end-of-the-week deadline rushing at them faster than agreements are coming out of them, negotiators at the U.N. climate summit were in a difficult spot Wednesday.

Indonesia has signed deals with international lenders and major economies that will bring billions of dollars in funding to help the country increase its use of renewable energy.

U.S. climate envoy John Kerry has met with his Chinese counterpart at annual United Nations climate talks in Egypt.

President Joe Biden says Chinese counterpart Xi Jinping has agreed to resume crucial talks on climate between the two countries.

African nations want to increase how much money they receive from schemes that offset greenhouse gas emissions and are looking for ways to address the issue at U.N. climate talks currently underway in Egypt.

As the U.N. climate talks in Egypt reached the half-way point, negotiators are still working on draft agreements before ministers arrive next week to push for a substantial deal at the end.

President Joe Biden says “it's more urgent than ever” to increase commitments to fighting global warming.

U.S. climate envoy John Kerry unveiled a plan at the COP27 climate summit to make it easier for private corporations to send cash to the developing world in exchange for looking green at home.

U.S. President Joe Biden is coming to international climate talks in Egypt with a message that historic American action to fight climate change won’t shift into reverse, unlike what happened twice before when Democrats lost power.

An issue called loss and damage will likely dominate difficult climate talks in Egypt this month.

Former President Donald Trump has been teasing another presidential run since before he left the White House.

U.S. climate envoy John Kerry says the United States wants to find a solution to a growing controversy that threatens to overtake the upcoming U.N. global conference.

President Joe Biden is hosting Pacific Island leaders for a two-day summit as the U.S. looks to counter China’s influence in the region.

As the United Kingdom mourns a beloved queen, the nation is already wondering how King Charles III will reign and whether his monarchy will depart from the traditions of his mother.

In a new book, the man who was U.S. attorney in Manhattan during over half of Donald Trump's presidency says he was repeatedly pressured by Justice Department officials to use his office to aid them politically.

President Joe Biden has brought back a veteran of past Democratic administrations to put in place the climate part of the Inflation Reduction Act.

Environment officials from the Group of 20 leading rich and developing nations have met on Indonesia’s resort island of Bali for talks on climate action and the global impact of the war in Ukraine, with Indonesia’s environment minister saying the world is already facing a climate crisis.

Diplomats from around the world have failed to reach agreement on a United Nations treaty designed to protect marine life on the high seas.

Potential White House hopefuls from both parties often swing by Iowa’s legendary state fair during a midterm election year.

Brazilian President Jair Bolsonaro has removed one of the directors of the nation's environmental agency in what some see as an act of retribution.

The world’s two biggest emitters of greenhouse gases are sparring on Twitter over climate policy, with China asking if the U.S. can deliver on the landmark climate legislation signed into law by President Joe Biden this week.

The U.S. has renewed credibility on global climate issues and will be able to inspire other nations in their own efforts, experts say, after the Democrats pushed their big economic bill through the Senate on Sunday.

China has cut off climate talks with the U.S. — imperiling future global climate negotiations, but not necessarily blunting the impacts of significant climate actions at home in both countries.

Political challenges at home are making it tough for President Joe Biden to fulfill his promises to the rest of the world.

Officials from 40 countries are meeting in Berlin to discuss how to stay focused on fighting climate change while the world reels from the economic fallout of the pandemic and Russia’s invasion of Ukraine.

U.S. climate envoy John Kerry says setbacks for President Joe Biden’s climate efforts at home have “slowed the pace” of some of the commitments from other countries to cut climate-wrecking fossil fuel pollution in diplomacy abroad.

President Joe Biden’s hope for saving the Earth from the devastating effects of climate change may not be dead.

The Biden administration is stepping up efforts to combat illegal fishing by China and ordering federal agencies to better coordinate amongst themselves in a bid to promote sustainable exploitation of the world’s oceans.

U.N. Secretary-General Antonio Guterres says some countries won’t accept that the world’s oceans belong to everyone and their “egoism” is holding up a global agreement on protecting these vast tracts of the planet.

U.S. solar manufacturers are considering legal challenges after President Joe Biden declared a two-year pause on tariffs for solar imports from Southeast Asia.

Officials from the Group of Seven wealthy nations have announced they will aim to largely end greenhouse gas emissions from their power sectors by 2035.

Climate activists are reflecting on discussions during this week's World Economic Forum in Davos, Switzerland.

President Joe Biden and three former presidents have paid tribute to late Veterans Administration chief and U.S. senator Max Cleland, who lost limbs while serving in Vietnam.

John Kerry, America’s top official on climate change, says that the U.S. and China are making progress on putting together a group of experts from both countries to work toward quickly reducing greenhouse gas emissions.

U.S. climate envoy John Kerry says the U.S. and China are making progress on putting together a group to work toward quickly reducing greenhouse gas emissions.

The much-ballyhooed World Economic Forum in the Swiss Alpine town of Davos gets underway this week after a two-year hiatus due to the COVID-19 pandemic.

Climate change will be one focus of the World Economic Forum's first in-person gathering of business and government leaders in two years.

The World Economic Forum is encouraging European attendees to come to its exclusive gathering in the Swiss Alps by train.