whether inclined of improperly So

1, the world's environmental special occasions Know ?
World Wetlands Day ( 02/02 ) World Forest Day ( 03/21 ) World Water Day ( 03/22 ) World Meteorological Day ( 03/23 ) Earth Day (04 / 22) International Biodiversity Day ( 05/22 ) World Environment Day ( 06/05 ) International Ozone Layer Protection Day ( 09/16 ) International Day for Natural Disaster Reduction ( 10/02 ) World Animal Day (10/04)
A, that 1 ~ 3 B, that 3 to 5 C, 5 apt 7 that D, that 8 to 10 E, although cared about the context , but never heard
voting address , please (click) here Vote and see results !
2, sewage treatment plants contain heavy metals and other harmful substances in the sludge Where is ?
sewage manipulation vegetation effluent ambition produce intricate components containing ponderous metals and additional disadvantageous materials in the sludge , if inclined of improperly So, this sludge will occasion secondary pollution environment . ( multiple alternative )
A, do not understand, not formerly heard of
B, know, anxious about pollution
C, suffer
D, do not mind , the problem is not so serious
E, ambition to be thorough and effective disposal of sludge
voting residence , amuse (click ) here to poll and see results !
3, the Netherlands, 100% of sludge Incineration disposal, you want an early burning of the sludge can too be entirely disposed of ?
in diplomatic countries, sewage sludge accustom in farmland, and the landfill is strictly controlled. In outlook of land prices and the smell of the landfill , there is rain Penetration of pollution, gas safety issues , but not cheap cost of landfill , if the EU alternatively the United States , Japan, the smaller the proportion of sludge landfill , the landfill will be the United States have gradually shut down. EU regulations , pollution Landfill and incineration of sludge to be combined , only incineration ash tin be landfilled. Netherlands 100% of the sludge is disposed of by incineration . ( multiple choice )
A, previously never heard
B, if the technical And economically possible , I wish China can appliance
C, do not mind , the problem is not so solemn
D, other
voting address , please (click ) here to vote and see results !