v3a tto nederland mineralen OOO

Chapter 2.5
Mineral resources in the Netherlands
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Chapter 2.5
Mineral resources in the Netherlands

Slide 1 - Diapositive

Today
Last week
Debt surface and abroad
Exercises and homework
Ending

Slide 2 - Diapositive

What do you remember from last class?

Slide 3 - Carte mentale

What are the diffrent era's called?

Slide 4 - Question ouverte

between what periods happend the K-T event that killed the dinosours

Slide 5 - Question ouverte

Earthquakes Turkey
- over 34 000 casulties
- convergent boundrey
- 7.8 and 7.5 on the scale of richter

Slide 6 - Diapositive

Energy crisis
Russian-Ukrainian war causes problems for the energie supply in Europe:
Energy prices skyrocket and higher gasoline prices
shortcomming of a critical resource in europe: Natural gas
Are there any sollutions and what are the consequences

Slide 7 - Diapositive

How are there eartquakes in Groningen?
A
Plate tektonics
B
Horst and Graben
C
Drilling for natural gas
D
Vulcanic eruptions

Slide 8 - Quiz

Natural gas in Groningen
1963, a natural gas field was discoverd in Slochteren. 
rebuilding the Netherlands after the war

Almost everywhere in the subsurface of the Netherlands is coal from the carboniferous area. 
During the coalification proces gas is formed, the source rock is the origin of the gas.
gas is stored in the reservoir rock where it is able to be drilled out and to be extracted.

Drilling has downsides: eartquakes.  therefore it was decided to drill less
in addition to natural gas, the netherlands also have small crude oil fields originating from the jurassic period

Slide 9 - Diapositive

Salt
Salt in the netherlands originated from the permian period when the Netherlands was part of a shallow sea.
this salt is used for the production of clorine and this has further aplications like production of PVC Textiles and soap only a small part to kitchen salt

Slide 10 - Diapositive

What type of rock is
limestone (kalksteen)
A
igenous rock
B
metamorphic rock
C
Sedimentary rock
D
a dead rock

Slide 11 - Quiz

Limestone
formed in the cretaceous period, the netherlands was part of a subtropical sea.
shells and skeletons of micro-organisms accumulated at the bottom. overtime limestone was formed
its mined via opencast mining and is used as fertilizers, sement production and building bricks.

Slide 12 - Diapositive

sand and gravel
during the pleistocene epoch most sand and gravel were brought here via land ice and wind
sand and river gravel as building material
clay brought here as a sediment with floodings from major rivers

Slide 13 - Diapositive

Dependancy abroad
 it does not have any of the 27 critical-metals
importing fosil fuels

decreasing waste until it has a cirular economy by 2050

Slide 14 - Diapositive

Pleistocene
Crude oil
Natural gas
Coal
Limestone
Sand
River gravel
Salt
River clay
Plant remains
At the same time as iul and coal
wind
Cretaceous
Plankton
Riverfloods
Evaporation

Slide 15 - Question de remorquage