Carbon dioxide

Decline in CO2 levels a million-years-ago changed Earth's climate: Study

Decline in CO2 levels a million-years-ago changed Earth's climate: Study

Around one million years ago, during the MPT, the period of the cycles abruptly changed to every 100,000 years.  

Nov 28, 2017, 18:17 PM IST
Researchers devise new catalyst to recycle CO2, methane

Researchers devise new catalyst to recycle CO2, methane

Environmental, scientists have described how they created an advanced nickel-based catalyst strengthened with tin and ceria, and used it to transform CO2 and CH4 into a synthesis gas that can be used to produce fuels and a range of valuable chemicals.
 

Nov 18, 2017, 17:34 PM IST
CO2 emissions projected to rise again in 2017 after three-year hiatus: Report

CO2 emissions projected to rise again in 2017 after three-year hiatus: Report

 The figures point to China as the main cause of the renewed growth in fossil emissions -- with a projected growth of 3.5 percent.  

Nov 14, 2017, 19:27 PM IST
CO2 concentrations in atmosphere at record high in 2016: WMO report

CO2 concentrations in atmosphere at record high in 2016: WMO report

This risks making global temperature targets largely unattainable, the report added.

Oct 31, 2017, 10:08 AM IST
Heat, drought caused record CO2 spike in 2015-16: NASA

Heat, drought caused record CO2 spike in 2015-16: NASA

 Heat and drought was responsible for the largest annual increase in atmospheric carbon dioxide (CO2) concentration seen in at least 2,000 years.
 

Oct 13, 2017, 11:36 AM IST
Global mass extinction date predicted!

Global mass extinction date predicted!

While many scientists argue that the sixth mass extinction has already begun, the total number of species that have disappeared from the planet comes nowhere near the most apocalyptic events of the past and the rate of species loss is comparable.

Sep 21, 2017, 10:56 AM IST
Do you know where the fat goes that you burn when you lose weight? - Find out

Do you know where the fat goes that you burn when you lose weight? - Find out

Researchers reveal that "10 kg of fat turns into 8.4 kg of CO2 and 1.6 kg of water", the report explains.

Sep 12, 2017, 13:02 PM IST
Warming may put 53 million Indians at protein deficiency risk

Warming may put 53 million Indians at protein deficiency risk

The researchers found that India may lose 5.3 per cent of protein from a standard diet, putting a predicted 53 million people at new risk of protein deficiency.

Aug 02, 2017, 17:00 PM IST
New material may help convert CO2 into fuel using light

New material may help convert CO2 into fuel using light

When exposed to visible light, the material, a “spongy” nickel organic crystalline structure, converted carbon dioxide (CO2) into carbon monoxide (CO) gas, which can be further turned into liquid fuels, solvents, and other useful products.

Jul 31, 2017, 19:32 PM IST

Exploding whipped cream dispenser kills fitness blogger

An Instagram star and well-known fitness blogger has died in a freak accident after a pressurised cannister used for dispensing whipped cream exploded, hitting her in the chest, her family has said.

Jun 22, 2017, 14:02 PM IST

New system produces fuel from carbon dioxide

Scientists have developed a plant that uses carbon dioxide in the air to produce renewable fuels and chemicals, an advance that could help reduce greenhouse gas emissions and reliance on fossil fuels.

Jun 12, 2017, 20:36 PM IST
A world first - This giant machine sucks CO2 directly from air

A world first - This giant machine sucks CO2 directly from air

Developers say the Climeworks AG facility opened near Zurich last week can capture about 900 tons of CO2 from the air each year.

Jun 06, 2017, 16:08 PM IST
Delivering packages with drones may reduce carbon dioxide emissions

Delivering packages with drones may reduce carbon dioxide emissions

The study said that drones tend to have carbon dioxide emissions advantage over trucks when the drones do not have to fly very far to their destinations or when a delivery route has few recipients.

May 31, 2017, 21:49 PM IST
CO2 levels on Earth cross 410 ppm for the first time in history! - Is climate change winning?

CO2 levels on Earth cross 410 ppm for the first time in history! - Is climate change winning?

The first time the observatory recorded CO2 levels passing 400 ppm was back in 2013. Since then, 400 ppm is considered the new normal.

May 02, 2017, 22:57 PM IST
Rising levels of carbon dioxide may change crucial marine process

Rising levels of carbon dioxide may change crucial marine process

Climate change may be putting cyanobacteria, that are crucial to the functioning of the ocean, at risk.

Apr 28, 2017, 21:37 PM IST
UK scientists to track effects of increasing CO2 levels through 'sci-fi' forest!

UK scientists to track effects of increasing CO2 levels through 'sci-fi' forest!

Researchers believe that as levels of CO2 increase the trees will fix more of carbon into their trunks, roots and organic matter in the earth.

Apr 03, 2017, 22:24 PM IST
Carbon dioxide converts into fuel using ultraviolet light

Carbon dioxide converts into fuel using ultraviolet light

Scientists have developed tiny nano particles that turned carbon dioxide into fuel using light.

Feb 23, 2017, 23:20 PM IST
New key enzyme discovered to recycle greenhouse gas

New key enzyme discovered to recycle greenhouse gas

In what could be seen as an effective way to reduce the challenges of two major concerns the world is battling—global warming and energy shortage, scientists have found a new way to recycle the greenhouse gas.

Dec 25, 2016, 01:40 AM IST
NASA explains how carbon dioxide circulates around the Earth's atmosphere!

NASA explains how carbon dioxide circulates around the Earth's atmosphere!

Burning of fossil fuels is the primary element that generates carbon dioxide, which is responsible for the Earth's current long-term warming trend.

Dec 15, 2016, 23:45 PM IST
India's carbon emissions increased by over 5% in 2015: Study

India's carbon emissions increased by over 5% in 2015: Study

India contributed 6.3 per cent of all global CO2 emissions, with emissions increasing 5.2 per cent, in 2015 continuing a period of strong growth, according to researchers at the University of East Anglia (UEA) in the UK and the Global Carbon Project.

Nov 14, 2016, 14:34 PM IST