La Niña occurs when the sea-surface temperatures over the eastern Pacific Ocean, near the equator, are colder than average.
When you place an image in GIMP it may be bigger or smaller than you want so you will have to resize it to make it the size that you want. There are two ways to resize an image in GIMP and they are ...
Learn GIMP - you won't regret it. I'm a GIMP expert, and I've got 10 tips for getting productive faster with this great Photoshop alternative.