Variations in atmospheric oxygen levels shaped Earth's climate through the ages
Variations in the amount of oxygen in Earth's atmosphere significantly altered global climate throughout the planet's history. Efforts to reconstruct past climates must include this previously overlooked ...
Plants may run out of time to grow under ongoing climate change
The causes and consequences of global warming are still under debate, but what would actually happen to all the plants, essential to many aspects of our lives, if the climate in the planet does get warmer? ...
Cutting carbon emissions could have indirect effects on hunger
As many of the world's nations prepare and implement plans to cut greenhouse gas emissions, researchers say another critical factor needs to be considered. A new study has found for the first time that efforts ...
What countries have offered for Paris climate agreement
Ethiopia on Wednesday became the latest country to present a plan to reduce its greenhouse gas emissions for a global climate pact that's supposed to be adopted in Paris later this year.
Boreal peatlands not a global warming time bomb
To some scientists studying climate change, boreal peatlands are considered a potential ticking time bomb. With huge stores of carbon in peat, the fear is that rising global temperatures could cause the release of massive ...
Climate debate takes global pulse ahead of Paris summit
From the typhoon-ravaged Philippines to the Arizona desert, thousands of people gathered across 79 countries Saturday for what was touted as the world's largest-ever public debate on climate change.
Global citizens 'very concerned' about climate
The widest global effort yet to gauge citizens' views on climate change showed 79 percent to be "very concerned" about its effects, but less than half support a carbon tax to curb emissions, organisers said ...
At G-7, Japan's energy plan is not all that green
Japan may find itself the odd man out when Prime Minister Shinzo Abe presents his government's blueprint for combating climate change at this weekend's summit of the world's leading industrialized democracies.
Path to 2 C emerges as thorn at climate talks
The world community has rallied around the goal of limiting global warming to two degrees Celsius (3.6 degrees Fahrenheit), but how to get there is becoming a headache.
UN's new weather chief seeks to improve disaster alerts
The United Nations' new weather chief said Friday his priority was to improve early warning systems to predict increasing natural disasters sparked by climate change.
Using new data, US finds no pause in global warming
Using updated data on the Earth's surface temperatures worldwide, US government scientists have found no evidence of a pause in global warming in recent years, according to research published on Thursday.
Finn elected new head of world weather body
Finnish weather chief Petteri Taalas was on Thursday elected as the new head of the World Meteorological Organization (WMO) during its quadrennial congress in Geneva.
G7, EU still lag 2 C pathway, says monitor
The major industrialised economies are far off track in helping the world meet the UN's global warming target, a monitoring group said on Thursday.
California lawmakers advance aggressive climate change plans
California lawmakers on Wednesday pushed through an ambitious climate change package to further reduce the state's carbon footprint and boost the use of renewable energy to 50 percent in 15 years.