The Low Countries, the historical region of de Nederlanden, are the countries on low-lying land around the delta of the Rhine, Scheldt, and Meuse (Maas) rivers. The term is more appropriate to the era of the Late Middle Ages and Early Modern Europe when strong centrally governed nations were slowly forming and territorial governance was at the hand of a noble or noble house.

Half of the world population and 80 percent of rural households in developing countries cook with solid fuels like wood, coal, crop residues and dung... health problems from indoor air pollution, including higher frequency of cataracts, partial blindness, tuberculosis, low birth weights and high blood pressure. The researchers found that cleaner

The system of making use of solar energy has advantages that could be introduced in special situations such as those in underdeveloped countries. It offers, with a low cost installation, an autonomous system of getting solar energy which can be used in cooking food and many other domestic and craft uses.