Metal trees that take in metals as nutrition

Name :
Yasuhiro Aioi
COUNTRY :
Japan / Aichi
AGE :
11
YEAR :
2015
PRIZE :
The Prize of the Minister of Education, Culture, Sports, Science and Technology
COMMENTARY :
This tree absorbs metals in the soil, water, and air that are harmful to humans. When they have grown, each metal can be easily removed and used. These trees reduce the pollution in the environment.
Metal trees that take in metals as nutrition