Puzzling clusters of microscopic plants in the ocean are likely caused by giant, swirling circular currents, scientists now reveal, providing a new view of how life travels around the globe. About half of the Earth's oxygen is generated by tiny, single-celled plants known as phytoplankton that live in the planet's oceans, rivers and lakes.
If you consume 50 percent of your energy intake from carbs and 20 percent from protein, aim to eat 30 percent of your calories from fat, which is equivalent to 40 grams when following a 1,200-calorie weight loss diet and 53 grams of fat when consuming 1,600 calories per day.any well-balanced, reduced-calorie diets contain about 50 percent of calories from carbohydrates, which is equivalent to 150 grams when consuming a 1,200-calorie diet, and 200 grams of carbs when following a 1,600-calorie weight loss plan.
Learning the percentage of water in fruits and vegetables may be more important than satisfying mere curiosity. It turns out that water from the food you eat is more than a minor consideration. Food actually provides 20 percent of your recommended daily intake of water, according to the Institute of Medicine.