15 foods that are good for your heart. Eat fish high in omega-3s, such as salmon, tuna, mackerel, herring and trout. A handful of healthy nuts such as almonds or walnuts will satisfy your hunger and help your heart.
Written by Marcia Malory. Category: Atmosphere. The atmosphere, a thin shell of gases surrounding the Earth, is a very effective protective shield that reflects and absorbs harmful radiation and objects like meteorites.The atmosphere protects the Earth from receiving too much radiation from the Sun.ritten by Marcia Malory. Category: Atmosphere. The atmosphere, a thin shell of gases surrounding the Earth, is a very effective protective shield that reflects and absorbs harmful radiation and objects like meteorites.
It's the troposphere because : The troposphere contains 75 per cent of the atmosphere's gas. It also holds huge amounts of dust and water vapor, and is often dense with clouds and mist. Air pressure is greatest in the troposphere, because gravity pulls the atmosphere towards the Earth, squeezing most of its weight into this lowest layer. It's the troposphere because : The troposphere contains 75 per cent of the atmosphere's gas.