Sentences with phrase «volume of gas falls»

Not exact matches

Its coal volumes have been falling for several years, and the combination of tougher environmental regulations and, in all probability, continued low natural - gas prices make it likely that the decline will persist.

In the US, where power generation from coal has fallen by 38 % in volume since 2007, the availability of cheaper natural gas brought about by the boom in shale gas production has caused significant switching from coal to natural gas in the power sector.

As the day heated up (the temperature in Adelaide hit a maximum of 42 ℃), demand grew, wind generation fell away, and the volume of electricity supplied by gas generators increased rapidly.

The molecule will first use the heat energy in expansion and on cooling will again condense and sink because heavier, and it will cool when its heat expanded volume flows to colder air which absorbs the heat, the internal kinetic energy of vibration, which if strong enough will pass that heat to another colder (which is why visible light is not a thermal energy, it is not powerful enough to move a molecule of matter into vibration, it takes the bigger heat wave, longwave infrared, aka thermal infrared called that because it is the wavelength of heat)-- that is how convective heating warms the fluid gas air in a room, by circulation, in the rise and fall of molecules as they expand and condense, not by heat energy propelling molecules to hit other molecules..