Sentences with phrase «ice core studies»

In ice core studies, the accurate and precise dating of the core samples is a central issue that must be investigated to better constrain the timing, sequence, and duration of past climatic events.

A Centrifuge - Based Technique for Dry Extraction of Air for Ice Core Studies of Carbon Dioxide.

«Using this new method, we were able to develop a nearly 60,000 - year, ultra-high-resolution record of methane much more efficiently and inexpensively than in past ice core studies, while simultaneously measuring a broad range of other chemical parameters on the same small sample of ice,» McConnell noted.

Not to mention that we KNOW levels of CO2 are higher than they have been in hundreds of thousands of years, and data from dendrochronology and ice core studies prove that high levels of CO2 are correlated with higher temperatures.

What's more, scientists have detailed records of past CO2 levels from ice core studies, which show that CO2 levels are higher today than at any point since our distant ancestors began migrating out of Africa 800,000 years ago.

«An ice core study to determine the timing and duration of historical climate stages: Two deep ice cores drilled at the East Antarctic dome summits «Dome Fuji» and «Dome C» were volcanically synchronized over the past 216 kyr to improve our knowledge of the timing and duration of the Marine Isotope Stage 5 climate period (80 - 130 kya).»

Ice core studies in Greenland and Antarctica have shown that Earth's climate can change abruptly, more like flipping a switch than slowly turning a dial.

As a layman, with just a smattering of climatology education, the one thing that sticks out above all else is that the subject is immensely complicated, and involves expert knowledge of dozens of entirely different disciplines from statistical analysis through thermodynamics to ice core study.