The 2014 oil crash doesn't seem to have had much effect on research to shrink the environmental footprint of the oilsands, according to an industry alliance.
Deep in the jagged red mountains of Oman, geologists are drilling in search of the holy grail of reversing climate change: an efficient and cheap way to remove carbon dioxide from the air and oceans.
It has been derided as an expensive excuse to burn coal. But now, carbon capture technology may be leading to new commercial uses that could end up in your mouth.
The first-of-its-kind industry-wide deal will cap international aviation emissions at 2020 levels and mandate that member states offset growth in emissions by investing in environmental initiatives.