The science of climate change has been on the defensive in recent weeks, owing to an error that dramatically overstated the rate at which the Himalayan glaciers could disappear.
Following the conclusion of the climate change talks in Copenhagen, the United Nations Framework Convention on Climate Change (UNFCCC) has received submissions of national pledges to cut and limit greenhouse gases by 2020 from 55 countries.
The environment was a prominent theme at the annual World Economic Forum in Davos, Switzerland, one month after the UN climate conference in Copenhagen demonstrated that global leadership is essential to reverse global warming.
Two weeks after the 7.0 magnitude earthquake that struck Haiti on 12 January, a massive humanitarian operation is underway and aid is beginning to reach those who desperately need it.
The Vatican's permanent diplomatic representative to Kenya on Tuesday re-emphasized humanity's intrinsic connection to the environment and the well being of the planet.
The last assessment on glacier melt by UNEP and the World Glacier Monitoring Service (WGMS) shows that the average annual melting rate of glaciers doubled after the turn of the millennium.
One week after the powerful earthquake that struck Haiti on 12 January, a major humanitarian operation is underway, with search and rescue teams working to find those still trapped in the rubble.