Sentences with phrase «about methane on»

Not exact matches

On the other hand, voters concerned about climate change remain concerned about reliance on natural gas because natural gas (methane) is itself a potent greenhouse gaOn the other hand, voters concerned about climate change remain concerned about reliance on natural gas because natural gas (methane) is itself a potent greenhouse gaon natural gas because natural gas (methane) is itself a potent greenhouse gas.

Howie is on to talk about the fact that Cuomo tried to have Fracking environmental studies changed before the were published with regards to methane gas.

But a dramatic downturn in the economic return on fracking, and bad news in geological reports about the quality and quantity of methane deposits in New York, made banning it an easy if unexpected decision.

Scientists suspect that methane sticks around in the air on Mars for only about 300 years.

On four occasions I measured spikes of methane that were about 10 times higher than background levels.

Upon arrival in October, the Trace Gas Orbiter (TGO) will train its instruments on the Red Planet, in the hopes of resolving questions about the existence of methane gas, and whether it could hint at microbial life.

On Titan the photochemistry starts at the top of the atmosphere, about 1000 kilometres up, where energetic ultraviolet photons from the sun and cosmic rays trigger reactions among methane and nitrogen molecules.

Bowen says the two relatively rapid carbon releases (about 1,500 years each) are more consistent with warming oceans or an undersea landslide triggering the melting of frozen methane on the seafloor and large emissions to the atmosphere, where it became carbon dioxide within decades.

At the same time, however, production from all other sources — such as conventional gas fields on land and offshore as well as so - called tight gas and coal - bed methane — has been declining at a rate of about 5 percent per year.

Editor's Note: This article was updated on June 9, 2017, to correct a statement about rising methane production at the bottom of lakes when temperatures rise.

Even though the hotspots only occur on about 1 percent of the area, they contribute 17 percent to the annual methane emission estimate of the study area.

Addressing concerns about keeping the process carbon - neutral, Paul Dauenhauer, another graduate student working on the project, notes that while methane is a fossil fuel, there are other ways to heat the catalyst that don't involve burning petrochemicals.

For months of weekly press conferences, reporters had been asking about Curiosity's analyses of atmospheric methane on Mars.

But based on that data, they estimate that emissions from abandoned wells represents as much as 10 percent of methane from human activities in Pennsylvania — about the same amount as caused by current oil and gas production.

While examining ways that carbon dioxide could escape underground storage, Kang wondered about the effect of old wells on methane emissions.

In contrast, Lamellibrachia lives at cold seeps — fissures on the 2 - degree - Celsius sea floor that emit methane and other gases for centuries or longer — and inches up about a meter every 100 years, topping out at 3 to 4 meters.

For example, based on the isotope ratios they detected in cow rumen, they calculated that this methane formed at 400 degrees Celsius — impossible, as cow stomachs are typically about 40 C.

«Once you realize that there are methane producers that can directly feed on electrons, you start thinking differently about how to optimize methane production from wastes,» the microbiologist notes.

Methane molecules last about 300 years on Mars, so the gas can be present only if it is constantly replenished.

On Earth, similar processes give methane a lifetime of about 10 years.

This year we head to Nashville to talk about dinosaurs ancient and otherwise, exoplanets, carbon cycling, pictures from Pluto, metallic hydrogen, photon pressure, and methane on Mars, among other things.

so a single molecule of additional methane has a larger impact on the radiation 5 balance than a molecule of CO2, by about a factor of 24 (Wuebbles and Hayhoe, 2002)...........

However, for specific numbers: US Coal mine emissions were on the order of 4 Tg / year in 1990, which is about 0.2 trillion cubic feet, if I've done my conversions right (1 Tg methane = 52 Billion cubic feet).

My research indicates that the Siberian peat moss, Arctic tundra, and methal hydrates (frozen methane at the bottom of the ocean) all have an excellent chance of melting and releasing their stored co2.Recent methane concentration figures also hit the news last week, and methane has increased after a long time being steady.The forests of north america are drying out and are very susceptible to massive insect infestations and wildfires, and the massive die offs - 25 % of total forests, have begun.And, the most recent stories on the Amazon forecast that with the change in rainfall patterns one third of the Amazon will dry and turn to grassland, thereby creating a domino cascade effect for the rest of the Amazon.With co2 levels risng faster now that the oceans have reached carrying capacity, the oceans having become also more acidic, and the looming threat of a North Atlanic current shutdown (note the recent terrible news on salinity upwelling levels off Greenland,) and the change in cold water upwellings, leading to far less biomass for the fish to feed upon, all lead to the conclusion we may not have to worry about NASA completing its inventory of near earth objects greater than 140 meters across by 2026 (Recent Benjamin Dean astronomy lecture here in San Francisco).

If methane is present on Mars, we're talking about the production of just 10 or 20 tons per year — about 50 million times less than the methane produced by life on Earth.

Recent discovery by Davy et al (2010) of kilometer - wide (ten 8 - 11 kilometer and about 1,000 1 - kilometer - wide features) eruption craters on the Chatham Rise seafloor off New Zealand adds further ammunition to the Methane Gun hypothesis.

In the comparatively brief time that methane is in the atmosphere, it warms the planet about 86 times as much as the same amount of CO2, according to the Intergovernmental Panel on Climate Change.

Simple biogeochemical flux modeling suggests that, if the Archean Earth was kept warm by a methane greenhouse, then the evolution of oxygenic photosynthesis could have triggered a Snowball Earth event on a time scale as short as about a million years (Kopp et al., 2005).

Gulp, however, with its singular focus on the ins and outs of the digestive tract, is Roach's opportunity to indulge in high - brow scatological humor and dive into research about methane, chewing, and laxatives.

David Archer's argument that there's nothing to worry about methane is based on the continued existence of the sea ice.

I have posted on RealClimate about 4 times in the past 5 years regarding the potential thaw of the methal hydrate deposits at the bottom of the oceans.I stated in my posts on your website that I believe firmly that those deposits are in quite a good bit of danger of melting from climate change feedback mechanisms.On Nov 8th, ScienceDaily posted a huge new study on the PETM boundary 55 million years ago, and some key data on how the methane at that point may very well have melted and contributed to the massive climate shift.I am an amateur who reads in the new a lot about climate change.I'd now like to say «I told you so!!!»

What about just encouraging some of the beasties that already thrive in high methane and low oxygen to propagate on the seabed?

On the Semiletov thing, I seem to have gotten that impression from this piece from CP a ways back: «Since 1994, Igor Semiletov of the Far - Eastern branch of the Russian Academy of Sciences «has led about 10 expeditions in the Laptev Sea but during the 1990s he did not detect any elevated levels of methane.»

Sorry to veer off topic slightly but this is a request that the good folk of realclimate consider offering their perspective on the news about increasing methane levels.

I'm going to use it for teaching along with the rest of the Understanding the Forecast webmodels, but it was designed to be relevant to the issue of abrupt new methane burps as we've been ruminating about lately on Realclimate.

The results of the two seem to be similar on one end of the spectrum, in that biogenic methane -LRB--60 o / oo) requires about 1000 Gt C.

Usually when we talk about transportation emissions causing climate change here at TreeHugger, we focus on CO2 emissions or methane emissions — the usual suspects in the global warming discussion.

Joe Davis's valuable daily digest of environmental coverage for the Society of Environmental Journalists includes links to several significant news stories (see below), and in the meantime I'm querying methane and Arctic specialists about the startling story from The Independent (UK) on Tuesday reporting on a «methane time bomb» discovered by an international expedition along the continental shelf off Siberia.

Peer - reviewed studies have raised concerns about how much methane is leaking throughout the production and transmission of natural gas, casting doubt on whether it really is better for global warming than coal, which burns 50 percent more carbon than natural gas.

The Swerus expeditions have been putting up blogs of the journey, but they have gone very quiet on postings about methane emissions after those early findings.

This is off topic, but I was wondering about the Alaska earthquake this morning and its impact on the methane hydrates along the continental shelf.

This seems highly unwise, and, as I discussed in a piece on HuffPost about it, «Methane in the Twilight Zone, Episode 2,» * the more that you're planning on doing anything about climate change — i.e., lowering GHG emissions, pulling carbon out of the system through biochar, afforestation, etc — the less sense it makes.

4:25 p.m. Addendum on methane leaks added Given that government resources for environmental regulation (and just about everything else) will be constrained for a long time to come, I've been enthusiastic about efforts by the public to take a D.I.Y. (do it yourself) role in tracking pollution or resource issues, whether on the ground or online.

So the next time you see a «science stunner» about Arctic methane time bombs, reach out to a couple of scientists working on this gas before you run to the ramparts.

-- Of course, we all must realize that absent something we don't all know about (or the methane shock troops being right, which the science does not appear to support; while faintly agreeing that increased methane can't be good it appears the more knowledgeable sorts are saying the quantities are out of whack for going all shock - horror on it just yet, while other problems multiply and are bad enough without giving ourselves nightmares), the weather is going to return to something more like normal in the next couple of years.

If I recall correctly, methane can migrate between ice layers yielding a somewhat false idea about length and intensity of methane release events (sorry, no links on hand; I'd be happy if someone could find them, or correct me if I'm off here).

[Dec. 13, 2011, 3:49 p.m. Updated Fresh alarming headlines about larger «fountains of methane» have renewed a focus on the issue.

(There's an entirely different set of questions, also with relatively reassuring answers, about the vast amounts of methane locked in permafrost on land.)

For the details on these very different holes, and methane findings, click here for NASA's fascinating report and Chang's article, and here for background and a video interview describing what was, and wasn't, significant about the holes in the Siberian tundra.

A Twitter comment on methane leakage from gas operations reminded me to add a note about another ripe opportunity for citizens to track gas leaks from drilling operations, compressing stations or pipelines: Raise money for some infrared cameras and then survey your region periodically.