Invasion ecology is the study of the causes and consequences of the introduction of organisms to areas outside their native range. Interest in this field has exploded in the past few decades. Explaining why and how organisms are moved around the world, how and why some become established and invad[...]
The Roman calendar, in particular the Julian form of the calendar during the reign of Caesar, was used as the basis for what is, globally, the most important calendar today. It evolved in a series of reforms and revolutions and many of its peculiar features, from the names of the months to the numbe[...]