Prime Minister Boris Johnson has addressed world leaders at Glasgow's COP26 climate change summit. Earlier he welcomed about 120 heads of state to the UN event, including US President Joe Biden.

He wants to highlight the challenges and successes of nature conservation at COP26 in Glasgow this November ... wildlife photography competition and exhibition at COP26, said he hopes pictures ...

The climate change conference being held in Glasgow, COP26, is almost here. Government officials and politicians from around the world must bring new climate targets, showing what they will do to ...

The IAEA, as the only world forum in the nuclear field, is organizing several events at COP26 with the goal of contributing to an informed debate on the benefits of nuclear power and applications. See ...

As world leaders gather in Glasgow for the UN Climate Change Summit COP26, ABC News brings you comprehensive coverage. Will we reach a global consensus on net zero emissions by 2050 and a pathway to ...

The COP26 summit could be the last chance the world has of reaching a collective response to global warming and halting the catastrophic effects of climate change. Over two weeks in Glasgow ...