Levels of carbon dioxide (CO2) in the atmosphere hit a new record of 410.5 parts per million in 2019, and are expected to keep rising this year, the World Meteorological Organization (WMO) said in its annual Greenhouse Gas Bulletin on Monday.  

Pointing to its “pioneering legislation and policies”, on Thursday the UN chief hailed the 27-member European Union (EU) as a “a leader on climate action”, that had shown that it was possible to cut emissions while achieving economic growth. 

The United Nations warned on Tuesday of catastrophic consequences from Hurricane Iota, the second major tropical cyclone to hit Central America this month.   

As countries work to defeat the COVID-19 pandemic, they also have the chance to “get it right” on climate change, the UN Secretary-General told a virtual gathering of influential leaders on Monday. 

With the world population expected to rise to 9.7 billion by 2050, food production will need to keep pace, and experts believe the Ocean can provide much of the sustenance we need. The second story in our two-part series on aquaculture focuses on the opportunities for significantly scaling up fish farming.

If just two per cent of the Ocean were to be sustainably farmed, the world could easily be fed, according to experts. In the first story of a two-part series looking at the opportunities and challenges facing Ocean farming, we take a look at the huge potential role of seaweed in mitigating climate change, cutting marine pollution, and achieving the UN goal of Zero Hunger.

The fifth anniversary of the Paris Agreement and the adoption of the Sustainable Development Goals (SDGs) “go hand in hand”, the UN chief told a major development bank conference on Thursday.

Although more Governments and businesses are committing to achieve carbon neutrality by 2050, the world is still falling far short of that goal, UN Secretary-General António Guterres said on Monday in his latest push for a cleaner, greener future. 

Eight new animated characters on a mission to protect the planet, have been pressed into service by the UN to empower children worldwide and boost the drive towards sustainability by 2030. 

The UN climate change secretariat, UNFCCC, has underlined its commitment to work with stakeholders in the United States and beyond, to accelerate climate action, in line with an historic treaty on limiting global warming and curbing greenhouse gas emissions. 

Bosnia and Herzegovina  is showing how even highly polluted cities can be transformed into well-planned, climate-resilient urban hubs.

The twin crises of COVID-19 and climate change present a once in a generation opportunity for the Caribbean and its development partners to form a new alliance for inclusive, sustainable and resilient recovery, the UN Secretary-General told regional Heads of Government on Thursday. 

Many will be familiar with El Niño – the ocean-warming phenomenon that affects global weather patterns – but how about La Niña, which is linked to cooler sea temperatures? 

Unless there is a “seismic shift” in how countries collectively deal with infectious diseases, future pandemics will emerge more often, spread more rapidly, cause greater damage to the global economy and kill more people than COVID-19, international experts warned in a UN-backed report published on Thursday. 

The UN Food and Agriculture Organization (FAO) is leading a push for the world to scale up efforts to restore landscapes and forests over the next decade, with eyes on a target to salvage 350 million hectares of degraded and deforested lands, an area bigger than India in total. 

The Republic of Korea’s pledge towards achieving carbon neutrality by 2050 has been hailed by UN Secretary-General António Guterres as “a very positive step in the right direction”. 

In a year that has cast darkness upon many, the 2020 UN Global Climate Action Awards, announced on Tuesday, shone a light on the positive action that many across the globe are taking, to combat climate change.

Used vehicles exported from richer countries are contributing to increased air pollution in developing nations and hindering efforts to mitigate the effects of climate change, according to a report published on Monday by the UN Environment Programme (UNEP). 

Africa needs to prepare better for climate change by responding to a wide range of potential risks, a multi-agency report led by the UN World Meteorological Organization (WMO) said on Monday, the first in a series of continent-by-continent assessments.

UN Secretary-General António Guterres has welcomed Japan’s announcement on Monday that it would reduce carbon emissions to zero, by 2050, as part of the global effort to slow the worldwide rise in temperatures, and prevent the most damaging effects of human-made climate change. 

Women from around the world are being given a more prominent role in the fight against climate change, thanks to the efforts of the UN Development Programme (UNDP).

Farmers in Malawi who are struggling with the dual threats of climate change and an economic crisis worsened by the COVID-19 pandemic, are learning how to more accurately predict the weather and prepare for the eventuality of natural disasters, thanks to a project supported by the UN Development Programme (UNDP).

Extreme weather and climate events have increased in frequency, intensity and severity as a result of climate change, hitting vulnerable communities disproportionately hard, a new UN report has revealed, calling for greater investment in effective early warning systems. 

With nations striving to recover from the COVID-19 pandemic and its devastating impacts, efforts must focus on decarbonizing the global economy and building a more inclusive and resilient future, the UN Secretary-General said on Monday.

The first 20 years of this century have seen a “staggering” rise in climate disasters, UN researchers said on Monday, while also maintaining that “almost all nations” have failed to prevent a “wave of death and illness” caused by the COVID-19 pandemic. 

An ambitious plan to make one of the world’s largest and most complex railway networks a net zero carbon emitter by 2030 is moving full steam ahead, although without the steam, thanks, in part, to support from the United Nations Environment Program (UNEP).

Catastrophic flooding and rising food and health costs in Sudan, have driven up the number of people in need, the UN Office for the Coordination of Humanitarian Affairs (OCHA) said on Friday. 

Here's our special LIVE coverage of the UN Summit on Biodiversity, where activists and senior UN officials are calling for urgent action on biodiversity, to help ensure sustainable development for all.  

Torrential rains and flooding across South Sudan have created the threat of “catastrophic” levels of hunger and left hundreds of thousands homeless, UN humanitarians said on Tuesday. 

Live coverage of the High-Level UN Climate Change Roundtable, featuring UN chief António Guterres, designed to rally momentum for more ambitious action to limit global warming and ensure sustainable post-pandemic recovery plans.    Highlights UN chief warns that 'the world has a fever and is burning up'  Watch the roundtable live on UN Web TV UK and UN to co-host December climate event.  UN climate envoy: 'the entire financial sector needs to adapt'