Aurora effect is known as the aurora borealis or the northern lights. The former term was coined by Galileo in 1619, from the Roman goddess of the dawn and the Greek name for the north wind. The southern counterpart, the aurora australis or the southern lights, has features almost identical to the aurora borealis and changes simultaneously with changes in the northern auroral zone. The Aurora Australis is visible from high southern latitudes in Antarctica, Chile, Argentina, New Zealand, and Australia. A geomagnetic storm causes the auroral ovals (north and south) to expand, and bring the aurora to lower latitudes. The
Aurora Castillo leads a lead poison awareness program and sponsors higher education programs. Aurora Castillo was awarded the Goldman Environmental prize in 1995. Aurora Castillo Aurora Castillo (1914–1998) better known as ""la doña--" a title of respect given to her by her largely Latino community--" was a Mexican-American environmentalist from Los Angeles, California. She co-founded the Mothers of East Los Angeles (MELA) in 1984. The MELA organization has fought against a scheduled oil pipeline, and against a planned toxic waste incinerator, and they stopped a waste treatment plant located close to a high school. Castillo was awarded the Goldman Environmental Prize in