White House. Washington, D.C. White House, formerly known as the Executive Mansion (1810â1902), the official office and residence of the president of the United States at 1600 Pennsylvania Avenue N.W. in Washington, D.C. The White House and its landscaped grounds occupy 18 acres (7.2 hectares).
Quick Answer. Ecological balance is a theory stipulating that natural conditions, including numbers of various animal and plant species, remain stable on their own through variations over time.
Nutritional balance means that you get everything you need from your diet. Being in a nutritional balance means that you consume just the right amount of calories, macronutrients and micronutrients from your diet.In an optimal nutritional state, all of your nutritional needs are met without exceeding your caloric needs.Maintaining a stable healthy weight, having low blood cholesterol and healthy blood-pressure levels are just a few signs of being nutritionally balanced.n an optimal nutritional state, all of your nutritional needs are met without exceeding your caloric needs. Maintaining a stable healthy weight, having low blood cholesterol and healthy blood-pressure levels are just a few signs of being nutritionally balanced.