Los ntawm DOUGLAS M. MAIN
Nws yog ib qho tseem ceeb kom hwm koj cov txwj laus, cov me nyuam ceeb toom. Zoo li qhov no mus rau ntoo, ib yam nkaus.
Cov ntoo loj, cov ntoo qub yeej muaj ntau lub hav zoov thoob ntiaj teb thiab ua si qhov kev pabcuam ecological tseem ceeb uas tsis pom tseeb tam sim ntawd, xws li muab chaw nyob rau ntau yam kab mob, los ntawm cov kab mob mus rau woodpeckers.
Ntawm lawv ntau lwm yam tseem ceeb, cov laus kuj khaws cov pa roj carbon ntau. Hauv cov phiaj xwm tshawb fawb hauv California's Yosemite National Park, cov ntoo loj (cov uas muaj txoj kab uas hla ntau dua peb taw ntawm lub hauv siab qhov siab) tsuas yog 1 feem pua ntawm cov ntoo tab sis khaws ib nrab ntawm thaj chaw biomass, raws li kev tshawb fawb luam tawm lub lim tiam no hauv PLoS ONE. .
Txhawm rau nyeem tag nrho tsab xov xwm luam tawm hauv New York Times, nias ntawm no.