http://mpa.ngo.org.tw/why-no-dam/reseaon/reseaonE-3.htm


Rivers sand and crushed stone gathering

has disintegrated the originalsand and crushed

stone and so on deposit, between supply

andtransportation balance; In gathering place

Upstream and downstream, all has thepossibility

to have the serious river course corrosion.

http://en.wikipedia.org/wiki/Structure_of_the_Earth

The Earth is singularity the life bearing planet ,

four maindisciplines in geoscience, have geography,

geology , geophysice and geodesy .

In Earth with other Earth planet , the chemical industry

issimilarly divided the layer, the Earth has outside silicate

solid outer covering .

http://www.childrensliteraturenetwork.org/aifolder/aipages/ai_h/hesse.html


Karen Hesse was born on August 29th in Baltimore,

she is amah ,Athenaeum administratrix and

secretary, She is University of Maryland .