The answer is no. The Caucasus Mountain does not separate European Russia from Asian Russia. It was the Ural Mountains that separates the European Russia from Asian Russia. Ural Mountains is a mountain range that stretches approximately from northwestern Kazakhstan through the western part of Russia.
Flammable gas, consisting largely of methane and other hydrocarbons, occurring naturally underground Advantages<span> & Disadvantages of </span>Natural Gas<span>. </span>Natural gas <span>burns cleaner than other fossil fuels, producing half the carbon dioxide as coal and about a third less than oil. It also emits fewer amounts of toxic chemicals like nitrogen oxides and sulfur dioxide.</span>
Answer:
Localizada entre 15 e 35 quilômetros de altitude e com cerca de 10 km de espessura, contém aproximadamente 90% do ozônio atmosférico.
Maybe your title can be Earthquake effects