Subjects: EHRLICH, Paul R., 1932-; COLLEGE teachers; BIOLOGY teachersBiographies
تفاصيل العنوان
Subjects: CORMORANTS; AQUATIC ecology; ANIMALS -- Population biologyEnvironment
Subjects: SCIENTISTS in government; SCIENTIFIC bureaus; LOBSTER fishersScience & Technology
Subjects: WILDLIFE conservation; ANIMAL ecology; ANIMALS -- Population biologyEnvironment
Subjects: POLAR bear; NATIONAL parks & reserves -- Manitoba; GLOBAL warmingEnvironment
Subjects: EXTINCTION (Biology); FROGS; AMPHIBIANS -- Population biologyEnvironment
Subjects: CLIMATIC changes; GLOBAL temperature changes; ANIMALS -- Population biology -- Climatic factorsEnvironment
Subjects: BIRD population estimates; BIRDS -- Population biology; SCIENCE projectsScience & Technology
Subjects: GLOBAL warming; EARTH (Planet) -- Environmental conditions; GEOPHYSICAL predictionEnvironment
Subjects: BOTANY; ZOOLOGY; CLIMATIC changesEnvironment