The Trans-Alaska Pipeline: Lessons for the Keystone XL Pipeline Debate. Joel Griffith is a research associate for the chief economist at The... Citing various environmental and economic objections, in April, the Obama Administration again delayed construction of the Keystone XL Pipeline, this time until at least early 2015.
Stretch marks are often associated with pregnancy, which is why they are more common in women, but they can appear whenever your body is going through rapid changes, such as during puberty or times of great weight loss or gain.
Generally speaking, stretch marks will not appear until some time after the sixth month of pregnancy. To understand why it is that stretch marks appear when they do, it is important to understand what exactly it is that causes stretch marks. Stretch marks most often occur when the skin has been stretched beyond its normal elasticity.