Dairy products, while high in calcium, are low in magnesium. Green vegetables are high in magnesium. 1  A Quick and Essential Guide to Choosing Nutrient-Dense Foods For good overall health and disease prevention, a diet including a large variety of nutrient-dense foods is critical.-2 cups or 5-6 ounces of these fish, with or without bones, are enough to provide up to 300 mg of calcium. You can also buy canned salmon and enjoy a healthy meal full of nutrients.   The last of our 3 food sources of calcium is calcium fortified orange juice.
Non-renewable energy resource: an energy resource that is not replaced or is replaced only very slowly by natural processes. Primary examples of non-renewable energy resources are the fossil fuels --oil, natural gas, and coal.
Oil, coal, minerals, gold, diamonds, iron ore, bauxite.   A nonrenewable resource is a resource that there is a fixed amount of and more is not being created, such as oil. examples: petroleum and coal Some non-renewable resources are: oilcoalpeaturanium There are lots more, but those are just the basics.Fossil Fuels. Oil, coal, etc.owever, the term is usually used to refer to energy resources. Examples-Wind, solar power, hydroelectric power and biomass from plants and animals are all renewable energy resources. Where as coal, oil and gas are non renewable because they will eventually run out. water, paper, plastic......