The current rise in atmospheric carbon dioxide levels is unprecedented in the past 800,000 years. As our video explains, ice cores track human changes to the atmosphere that are far beyond natural.
Australia's road emissions have plateaued – last year showed the smallest reduction on record.
The Australian market is awash with highly polluting cars. But there are a couple of key resources to help you find the best vehicle that fits your needs.
Diesel engines have been demonised for their emissions but the technology has already cleaned up its act.
Engineers are hoping to iron out a century-old technology that could reduce shipping emissions.
The Australian government is considering a cap on car emissions, and the savings in fuel and health costs mean there's no reason to delay.
University research has shown us how urgently we need to reduce greenhouse emissions. Yet only three Australian universities have followed through by committing unequivocally to cutting carbon.
The Law and Justice party are making a grab for the Polish capital, by making it massive, but ultimately residents may pay the price.
Two environmental policy experts offer a more politically palatable way to lower carbon emissions – based on consumption, not conventional regulation.
Global emissions from fossil fuels have stalled. That puts us in the right place to keep warming below 2℃, but there's plenty of work still to be done.
As Australia's energy debate heats up, some politicians are calling for cleaner and more efficient coal power stations to reduce greenhouse gas emissions.
The idea of clean coal has been around for 40 years, but remains a pipe dream.
With little hope of finding alternatives to jet fuel, we need to seriously consider a world without flying.
Most passengers have no idea how bad air travel is for the environment.
Why is everyone talking about 'emissions intensity' schemes this week?
The food we eat is responsible for almost a third of our global carbon footprint.
Extreme wet years are getting wetter and more common. This means Australia's terrestrial ecosystems will play a larger role in the global carbon cycle.
Australia's electricity and climate agendas aren't on the same page.
Countries have started announcing strategies to cut greenhouse gases over the next 35 years.
Phasing out greenhouse gas emissions entirely by mid-century is possible, and promising trends are emerging. But the next five to ten years will be the real test of whether we can make that happen.