1.- Water covers 70% of the Earth, but it only represents the thousandth part of the planet volume.
A
36.2%
B
12.9%
C
28.6%
D
3.5%
Humans can easily access only 0.3% of this fresh water for use it. The rest is frozen or groundwater.
A
A pacifist association against climate change.
B
The ozone layer hole as it is known in USA.
C
The Bermuda triangle area where more ships sink.
D
An island formed by plastic remains thrown into the sea.
It is located in the Pacific Ocean. It is over 60 years old and occupies more than 1.8 million square kilometers with more than 80 billion bits of floating plastic. Double the size of France.
A
4
B
36
C
12
D
200
Scientists think there will be more plastic than fish over 2050, and coral reefs could be completely destroyed.
A
2050
B
2150
C
2100
D
2200
Venice will be submerged in 2100 according to a study published by European Geosciences.
A
151.000 million tons
B
5,4 million tons
C
200.000 tons
D
980.000 tons
Antarctica loses the weight of the rock that makes up Mount Everest every year, according to NASA's Grace Follow-On satellite.
A
33 %
B
12%
C
25%
D
50%
According to the University of British Columbia in Canada, fish and shellfish have difficulty adapting to higher temperatures.
A
9,1 cm.
B
1,2 cm.
C
5,6 mm.
D
3,2 mm.
In the last 25 years, the sea level has risen twice as much as expected due to the melting of glaciers.
A
Increase in extreme natural events
B
Increase in diseases and the vectors that transmit them
C
Increase in droughts and floods
D
All the answers are correct
A
150 years.
B
1000 years.
C
375 years.
D
1 year.
150 years is the time it takes for a common plastic bag to degrade. A PET bottle can take 1,000 years to disappear.
A
USA
B
Russia
C
China
D
India
Last decade, China has surpassed the USA in carbon dioxide emissions into the atmosphere. From 1850 to 2011, USA issued 27% of CO2.