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This category has the following 7 subcategories, out of 7 total.
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269:
Non-renewable resource companies disestablished in 1940
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Non-renewable resource companies established in 1940
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352:This category contains only the following page.
289:Environmental organizations established in 1940
349:Pages in category "1940 in the environment"
354:This list may not reflect recent changes
367:United States Fish and Wildlife Service
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309:Protected areas established in 1940
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49:human impact on the environment
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32:These articles relate to the
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333:Species described in 1940
391:1940s in the environment
243:1940 natural disasters
65:environmental issues
386:Environment by year
57:nature conservation
35:natural environment
26:Environment portal
53:environmental law
47:They include the
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219:1940 meteorology
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61:environmentalism
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380:Categories
223:(1 C, 3 P)
40:the year
313:(51 P)
337:(6 C)
293:(4 P)
273:(6 P)
260:(3 P)
247:(3 C)
188:1990s
183:1980s
178:1970s
173:1960s
168:1950s
162:1940s
156:1930s
151:1920s
146:1910s
141:1900s
136:1890s
396:1940
125:1945
120:1944
115:1943
110:1942
105:1941
100:1940
95:1939
90:1938
85:1937
80:1936
75:1935
63:and
42:1940
38:in
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362:U
322:S
302:P
282:O
232:N
208:M
45:.
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