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This category has the following 3 subcategories, out of 3 total.
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239:Protected areas established in 1810
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49:human impact on the environment
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32:These articles relate to the
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263:Species described in 1810
293:1810s in the environment
219:1810 natural disasters
65:environmental issues
288:Environment by year
57:nature conservation
35:natural environment
26:Environment portal
53:environmental law
47:They include the
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282:Categories
40:the year
267:(3 C)
243:(2 P)
223:(1 C)
188:1860s
183:1850s
178:1840s
173:1830s
168:1820s
162:1810s
156:1800s
151:1790s
146:1780s
141:1770s
136:1760s
298:1810
125:1815
120:1814
115:1813
110:1812
105:1811
100:1810
95:1809
90:1808
85:1807
80:1806
75:1805
63:and
42:1810
38:in
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252:S
232:P
208:N
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