20:
262:
292:
187:
182:
177:
172:
167:
161:
155:
150:
145:
140:
135:
124:
119:
114:
109:
104:
94:
89:
84:
79:
74:
238:
48:
287:
214:
64:
8:
56:
34:
25:
52:
60:
266:
218:
242:
297:
281:
19:
259:
235:
202:
This category has the following 3 subcategories, out of 3 total.
41:
15:
69:
279:
280:
197:
13:
204:
196:
14:
309:
18:
49:human impact on the environment
1:
32:These articles relate to the
7:
10:
314:
263:Species described in 1878
293:1870s in the environment
239:1878 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
305:
268:
261:
244:
237:
220:
215:1878 meteorology
61:environmentalism
28:
23:
22:
313:
312:
308:
307:
306:
304:
303:
302:
278:
277:
276:
275:
274:
273:
270:
269:
258:
249:
246:
245:
234:
225:
222:
221:
195:
194:
193:
192:
130:
129:
46:
24:
17:
12:
11:
5:
311:
301:
300:
295:
290:
272:
271:
257:
256:
253:
250:
248:
247:
233:
232:
229:
226:
224:
223:
213:
212:
209:
206:
205:
200:
191:
190:
185:
180:
175:
170:
165:
158:
153:
148:
143:
138:
132:
131:
128:
127:
122:
117:
112:
107:
102:
97:
92:
87:
82:
77:
71:
70:
30:
29:
9:
6:
4:
3:
2:
310:
299:
296:
294:
291:
289:
286:
285:
283:
264:
260:
255:
254:
251:
240:
236:
231:
230:
227:
216:
211:
210:
207:
203:
199:Subcategories
198:
189:
186:
184:
181:
179:
176:
174:
171:
169:
166:
164:
163:
159:
157:
154:
152:
149:
147:
144:
142:
139:
137:
134:
133:
126:
123:
121:
118:
116:
113:
111:
108:
106:
103:
101:
98:
96:
93:
91:
88:
86:
83:
81:
78:
76:
73:
72:
68:
66:
62:
58:
54:
50:
44:
43:
37:
36:
27:
21:
16:
201:
160:
99:
39:
33:
31:
282:Categories
243:(1 C, 5 P)
40:the year
267:(4 C)
219:(3 P)
188:1920s
183:1910s
178:1900s
173:1890s
168:1880s
162:1870s
156:1860s
151:1850s
146:1840s
141:1830s
136:1820s
298:1878
125:1883
120:1882
115:1881
110:1880
105:1879
100:1878
95:1877
90:1876
85:1875
80:1874
75:1873
63:and
42:1878
38:in
284::
265:
241:
217:
67:.
59:,
55:,
51:,
252:S
228:N
208:M
45:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
