stepe
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LDR | 00121nz a2200073n 4500 | |
---|---|---|
001 | 196122 | |
040 | $b rum $f ASE | |
150 | $a stepe | |
450 | $a steppes | |
450 | $a steppes |
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Ecoturism / Mihai Voda
de:
Voda, Mihai
(Text tipărit)
Ecologie generala / Constantin Parvu
de:
Parvu, Constantin
(Text tipărit)
Subiecte
paduri
dynamique de la population
dezvoltarea turismului
educatie
regiune montana
environnement
ressources naturelles
tropical forests
conservarea naturii
biosphere
stepe
degradarea mediului
zona montana
promotion du tourisme
mountain region
parcs nationaux
pollution
region de montagne
mediu natural
populatie
physical environment
resurse naturale
atmosphere
nature conservation
glaciers
dinamica populatiei
environmental degradation
mediu inconjurator
population
arid zone
zone aride
education
turism
marais
parcuri nationale
soils
forests
tourism development
soluri
tourisme
sols
forets tropicales
ecosystems
national parks
population dynamics
natural resources
ecosisteme
atmosfera
America de Sud
oceane
biosfera
ecologie
ecology
savane
steppes
conservation de la nature
environnement physique
degradation de l'environnement
tourism
swamps
environment
Amerique du Sud
South America
ecosystemes
mlastini
ghetari
poluare
forets
savanes
oceans
savannas
desert
paduri tropicale