Greenhouse gas emissions hit a new record in 2014

Greenhouse gas emissions hit a new record in 2014

Greenhouse gas emissions in the atmosphere, i.e. carbon dioxide (CO2), methane (CH4), and nitrogen dioxide (NO2), hit a new record. This is what the World Meteorological Organisation (WMO) revealed in its latest “Greenhouse Gas Bulletin”: between 1990 and 2014 there was a 36% increase in radiative forcing (warming effect on our climate), due to greenhouse gases

What is glacial retreat, in 90 seconds

What is glacial retreat, in 90 seconds

Glacial retreat is when glacial melt occurs faster than new seasonal snow and ice have time to accumulate. In this 90 second video Professor Ben Orlove, Director of the Columbia Centre for Research on Environmental Decisions, explains how, for a mountain, losing its glaciers is like losing the Twin Towers for New York. The video