A comprehensive investigation into the factors that influence our climate has shown humans are definitely causing temperatures to rise.
A UN report due for release in 2014 has added the colour purple as the highest level for global warming – increasing the threat to natural systems.
The food being wasted yearly adds to the earth’s carbon emission and means that large amounts of land is used to grow food that is not consumed.
South Africa’s proposed carbon tax of R120 a tonne can reduce poverty and inequality, write Oxfam’s Thembinkosi Dlamini and Rashmi Mistry.
The normal rate of adaptation of many animals is not fast enough for them to evolve and survive predicted temperature increases this century.
The most comprehensive reconstruction of global climate change in the last two millennia has confirmed that temperatures are rapidly rising.
On average, the global temperature is 0.9C higher than a century ago, while global sea levels are 20cm higher than in 1880, says a report.
US President Barack Obama has touted his new climate change proposal, calling for Americans to lead the charge against the warming environment.
Climate-change sceptics would have you think that global warming has paused, but this is only surface warming. Beneath the waves, heat is building.
Climate change and increased temperatures will make asthma one of the biggest medical challenges of this century, say experts.
Reducing the energy bill helps lower your contribution to climate change.
South Africa has been an early adopter on a continent that has been hostile to the corporate power behind genetically modified organisms.
Research shows that the global concentration of CO2 emissions has risen to a level not seen in two million years.
South African companies are facing heavy taxes for their carbon emissions, but will this mean less tax for individuals?
An influential bank has decided to continue funding new high-carbon energy projects in Europe.
Only 0.7% of 4 000 papers published on the causes of climate change in the last two decades reject the idea that humans are driving climate change.
Levels of carbon dioxide in the atmosphere have hit 400 parts per million, a level not seen in two-million years.
Gigantic animals that once roamed Australia were mostly extinct by the time humans arrived, a new study has shown.
In other ages, states sought to seize as much power as they could. Today, the self-hating state renounces its powers.
Scientists are struggling to explain a slowdown in climate change that defies a rise in global greenhouse gas emissions.
Activists have planted a flag at the North Pole along with signatures calling for the Arctic to be declared a sanctuary protected from oil drilling.
The heatwaves, flooding and bush fires striking Australia have already been intensified by climate change and are set to get worse, says a new report.
Landmarks and skylines were plunged into darkness as lights around the world were switched off for ‘Earth Hour’ to raise awareness of climate change.
Short-termism is pushing the world towards a 2C temperature increase by 2050. Humans will have to adapt on the go, constantly repairing damage.
Actuarial scientists could lead the world’s economies down a catastrophic path if they ignore future resource constraints, driven by climate change.
Temperatures in the United States have reached record levels, making 2012 the hottest year to date.
The debate over whether humans are driving climate change should be over. We need to start talking about adapting to this change, writes Sipho Kings.
Last year provided a wealth of meetings and conferences with minimal outcomes, while catastrophes continued to show how the climate is changing.
The UN climate talks in Doha have yet to produce a deal the day after their scheduled close, with negotiators locked in a stand-off about funding.
Adaptation is woefully lacking among South African businesses as the scale of climate change impact grows, writes Dr Alec Joubert.
If the world wants to survive the global crisis, it needs renewable energy and green-tech solutions, says Mark Swilling.
COP 18 started with minimal expectations, but after 11 days of negotiations, the big issues are still to be resolved