TY  - BOOK
AU  - Lang,Heather
AU  - Christy,Jana
TI  - Leaf detective: how scientist Margaret Lowman explored and protected the treetops 
SN  - 9781684371778
U1  - 577.34 LAN 
N1  - Ages 7-10; Calkins Creek; Grades 2-6; Calkins Creek
N2  - "The story of how Margaret Lowman becomes an environmental activist protecting trees worldwide. A splendid visual treatment will help young readers view trees with new eyes"--
ER  -