Each carbon atom in the hexagonal cycle has four electrons to share.

Barbarically, we're killing sharks for shark fin soup, undermining food chains that shape planetary chemistry and drive the carbon cycle, the nitrogen cycle, the oxygen cycle, the water cycle our life support system.

In the C4 carbon fixation process, malate is a source of CO2 in the Calvin cycle.

As part of the carbon cycle, plants, algae, and cyanobacteria use light energy to photosynthesize carbohydrate from carbon dioxide and water, with oxygen produced as a waste product.

30. Mitigation of carbon emissions to reduce global warming

Africa ought to be the global carbon market s new frontier.

14. R D in low carbon energy technologies to combat global warming

With the advent of concern about global warming and the role that carbon and carbon dioxide play, it is possible to estimate the value of a forest for sequestrating carbon.

The global fund would introduce two prices one for carbon saving by restoring forests and one for avoiding carbon emissions by preserving them.

14. R amp D in low carbon energy technologies to combat global warming

The panel found that expensive, global carbon taxes would be the worst option.

The biophysical impacts include dust storms, downstream flooding, impairment of global carbon sequestration capacity, and regional and global climate change.

Attempts in 2010 to rekindle commitment to a global carbon emission deal have failed.

There are two basic instruments to reduce carbon emissions and thus mitigate global warming.

Climate change, ocean acidification, dissolved oxygen, carbon cycle, coastal upwelling, fishing dynamics the full spectrum of earth science and ocean science simultaneously in the same volume.

Global warming should be tackled, but smartly through research and development of low carbon alternatives.

At a time when carbon emissions are rapidly rising worldwide, this gigantic carbon capture machine is, like agricultural land, one of the essential elements of global climate control.

Burning natural gas to heat oily dirt releases large amounts of carbon dioxide, exacerbating global warming.

No realistic effort to combat global warming by cutting carbon emissions can ignore this fundamental constraint.

The ecological revolution that the world demands today a transition to a low carbon global economy and a low carbon way of daily life will require a similarly comprehensive change.

To the extent that we invest across sectors and regions to improve our carbon productivity (GDP per unit of carbon emitted), we will weaken the pollution constrain on global growth.

Macroeconomists celebrated the Great Moderation of the global business cycle, with recessions seeming to become milder and less frequent.

As it is the principal component of Earth's hydrosphere, the world ocean is integral to all known life, forms part of the carbon cycle, and influences climate and weather patterns.

Nonetheless, Europe has continued to pursue its quixotic course, even without a global treaty on reducing carbon emissions.

COPENHAGEN A sense of panic is setting in among many campaigners for drastic cuts in global carbon emissions.

One, carbon dioxide reduction (CDR), involves removing from the atmosphere the main gas that is causing global warming.

The greenhouse gas, carbon dioxide, is emitted from volcanoes, accounting for nearly 1 of the annual global total.

By shifting to alternative energy sources, economizing on energy use, and capturing and safely storing the carbon dioxide produced by fossil fuels, global society can limit its emissions of carbon dioxide to prudent levels at an estimated cost of under 1 of global income.

When the de facto grandfathering principle is included, our carbon Gini coefficient indicates that as much as 70 of the global carbon budget is still in dispute between rich and poor countries.

There are two fundamental reasons why a focus on reducing carbon emissions is the wrong response to global warming.

Carbon dioxide emissions have been growing fast, fossil fuel resources are being depleted rapidly, and global warming has accelerated.

In fact, this cycle is now thought to bury heat deep in the oceans periodically. And, because it existed even before humans put significant carbon into the atmosphere, it is likely natural.

The CNO cycle (for carbon nitrogen oxygen) is one of the two (known) sets of fusion reactions by which stars convert hydrogen to helium, the other being the proton proton chain reaction.

During the current cycle, China s rapid economic growth provided this impetus, exemplified by the country s rising share of global metals consumption.

As global oil demand increases, there is not enough capacity to meet it a cycle that will continue until demand collapses.

Accordingly the global demand for nuclear knowledge and materials, including the programs for development of fuel cycle facilities are growing rapidly.

The mercury cycle is a biogeochemical cycle involving mercury.

The scientific evidence suggests that carbon emissions from anywhere in the world have about the same impact on global warming.

What little chance there was of the US backing any global plan to limit or tax carbon emissions has disappeared.

COPENHAGEN This December, global leaders will meet in Copenhagen to negotiate a new climate change pact to reduce carbon emissions.

Global warming will create significant problems, so carbon reductions offer significant benefits. Cutting carbon emissions, however, requires a reduction in the basic energy use that underpins modern society, so it will also mean significant costs.

Indeed, the remaining carbon emissions budget until 2050, adherence to which is required to limit the global temperature increase to 2 C, is five times smaller than the carbon equivalent of proven fossil fuel reserves.

There are three naturally occurring isotopes of carbon on Earth 99 of the carbon is carbon 12, 1 is carbon 13, and carbon 14 occurs in trace amounts, i.e.

Carbon fiber reinforced polymer, carbon fiber reinforced plastic or carbon fiber reinforced thermoplastic (CFRP, CRP, CFRTP or often simply carbon fiber, or even carbon), is an extremely strong and light fiber reinforced polymer which contains carbon fibers.

With the right policies and a global framework, we can generate economic growth and steer it in a low carbon direction.