Fertilizer and other agricultural waste pouring into the Gulf of Mexico creates a larger and larger patch of lifeless ocean each year. Finally, the EPA has a plan of attack. Is it enough?
The abbreviation et al. means and others. It is most often used when a work you are citing in your paper has multiple authors. When a work has two authors, cite both names every time the reference occurs in the text.
The abbreviation et al. (from the Latin et alii) means and others.. Et al. is most commonly used in bibliographic citations and in informal or technical writing to suggest the logical continuation of a list of people (not, as a general rule, of things). A period belongs after the l in et al. (but not after the t).