Grassroots lobbying From Wikipedia, the free encyclopedia. Grassroots lobbying (also indirect lobbying) is a form of lobbying that focuses on raising awareness of a particular cause at the local level, with the intention of reaching thelegislature and making a difference in the decision-making process.
A heatwave is caused by a system of higher atmospheric pressure. In a high pressure system, air from upper levels of the atmosphere descends and rotates outward. As it comes down, it becomes compressed, which increases its temperature and dries it out.
Heat Wave. Heat Wave. A heat wave, by definition is a period of time in which the temperatures are higher than normal for that region at that time of year. What might be considered normal temperatures in tropical or warmer regions can be considered a heat wave in areas which normally doesnât experience that type of heat.