Greenhouse gases are the cause of Greenhouse effect.The greenhouse gases which include CO2, Methane etc. trap the heat in the Earth's atmosphere and don't allow it to escape.
The weapon is fitted with a Leupold Mark 4. The rifle is also similar in appearance to the TAC-338 rifle that Kyle used in real life. McMillan TAC-338A sniper rifle with Harris bipod, Leupold Mark 4 scope, and AN/PVS-22 Universal Night Sight - .338 Lapua Magnum. Kyle taking aim with the rifle. Right side of the rifle.
Former Navy Seal sniper Chris Kyle shot dead at Texas gun range. A former Navy Seal who went on to write a bestselling book chronicling his life as the US's most prolific marksman has been shot dead at a gun range in Texas. Police said Sunday that the body of Chris Kyle was found by officers responding to an incident at the Rough Creek Lodge in Glen Rose the previous evening.