But the space agency is also looking earthward , hoping to build a radar system that could peer through trees , clouds and other obstructions to find lost planes and hopefully save lives .
Though the plasma pressure in the filament initially is lower than its neighbors , its plasma pressure rose to values comparable to , or sometimes greater than , its neighbors once it started moving earthward fast enough .
But if goldman executives wanted to know which way the wind was blowing this week , they would have had to look earthward to the gaggle of protesters gathered outside .
