Nasa uses new tool to track rising carbon dioxide levels

As world leaders prepare for climate talks in Paris at the end of November, Nasa satellites have been flying around earth tracking rising carbon dioxide levels, which scientists say are driving climate change. They include the new experimental Orbiting Carbon Observatory-2 (OCO-2), which was launched in 2014 and designed to give scientists a fuller picture of the effects. Nov 21, 2015

India looks to double coal output by 2020

For some this is the sound of progress. The coal mining industry is booming in India where a new mine is opened every month. In their push to compete on the global stage, Asian countries like India are increasingly looking to coal to power their economies and feed their growing energy demands. Officials in Indias coal ministry said despite a push for renewable energy sources, coal will continue to win out. Nov 21, 2015

Ecuador: Tungurahua volcano erupts covering houses with ash

Residents from communities near Ecuadors Tungurahua volcano were cleaning up on Thursday (19 November) after the volcano erupted, covering houses and fields with smoke and ash. Authorities issued an orange alert as emissions reached 2,500 metres above the crater. Nov 20, 2015

Mexico: Colima volcano eruption sends ash 3000m in to the air

Mexicos Colima volcano, also known as the Fire Volcano, erupted on Monday (16 November) sending a plume of smoke and ash some 3,000 metres into the air. Located in the southwestern Mexican state of Colima, the volcano has been exhibiting continuous activity since 9 July which has prompted evacuations several times. Nov 17, 2015

California drought: Fast-moving wildfires roar through Simi Valley

A swiftly spreading wildfire roared unchecked through Simi Valley, California, NBC said on Wednesday (11 November). The so-called Brush Fire, is among scores of blazes that have ravaged the drought-stricken western United States this summer, came amid what California fire officials described as unheard of fire behaviour this season. Nov 12, 2015