But until now, whether the disparity was caused by an asteroid impact or
volcanic action on the surface has been in dispute.
Not exact matches
The second half of the film would be standard
action fare if stood
on its own, but when stood
on the foundation of paranoia and confusion built in the first half, it's
volcanic, heart - stopping entertainment.
The rugged rock formations
on the west coast and in the interior of this
volcanic island seem to be made for exactly this purpose and are warrant for fun and
action.
Moreover, based
on the screenshots, it is likely hero units, heavy units / walker vehicles (such as the Space Marine Dreadnaught) will also return, and I am fairly confident that the scale will be more in line with the first game given this tidbit from the website: «Prepare for more epic
action as you wage war with massive armies across landscapes full of
volcanic terrain or
on battlecruisers in space.»
However, CO2 levels are highly variable regionally due to natural (plant, CO2 accumulation in wet ground or still water, or
volcanic, etc.) or human
action, seasonally, and based
on time of day or night.
However, over long time periods, the variation of the global average temperature with CO2 concentration depends
on various factors such as the placement of the continents
on Earth, the functionality of ocean currents, the past history of the climate, the orientation of the Earth's orbit relative to the Sun, the luminosity of the Sun, the presence of aerosols in the atmosphere,
volcanic action, land clearing, biological evolution, etc..