15.12.2012 Views

ak-turel-predstavitev_2011-studenti.pdf

ak-turel-predstavitev_2011-studenti.pdf

ak-turel-predstavitev_2011-studenti.pdf

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Izvor kovin v tleh<br />

� naraven (preperevanje matične kamenine)<br />

� antropogen:<br />

� neposredni vnos v tla (uporaba mineralnih<br />

gnojil, uporaba fitofarmacevtskih sredstev,<br />

odpadna blata iz komunalnih čistilnih naprav)<br />

� preko vodá (z uporabo oporečne nam<strong>ak</strong>alne<br />

vode ali s poplavnimi vodami)<br />

� preko emisij iz zr<strong>ak</strong>a (promet, ostanki<br />

sežiganja goriv, industrija predelave rud,<br />

avtomobilske emisije itd.)<br />

naravno prisotne kovine<br />

antropogeno onesnaženje<br />

Kemijska stabilizacija kovin v onesnaženih tleh<br />

pedogenetski dejavniki<br />

pedogene kovine

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!