Planetary Boundaries (Leaving Cert CASD): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Who led the team that developed the planetary boundaries framework?
Who led the team that developed the planetary boundaries framework?
Johan Rockström
How many planetary boundaries are there in total?
How many planetary boundaries are there in total?
Nine boundaries
In 2023, how many planetary boundaries had been transgressed?
In 2023, how many planetary boundaries had been transgressed?
Six out of nine
Why are planetary boundaries described as interconnected?
Why are planetary boundaries described as interconnected?
Crossing one raises risk of crossing others
Which planetary boundaries remain within safe operating space?
Which planetary boundaries remain within safe operating space?
Ozone, ocean acidification, aerosols
Why is biosphere integrity considered the most fundamental boundary?
Why is biosphere integrity considered the most fundamental boundary?
Healthy ecosystems underpin all others
Which two nutrients are central to the biogeochemical flows boundary?
Which two nutrients are central to the biogeochemical flows boundary?
Nitrogen and phosphorus
What does 'blue water' refer to in the freshwater change boundary?
What does 'blue water' refer to in the freshwater change boundary?
Rivers and lakes
What do novel entities include?
What do novel entities include?
Synthetic chemicals & genetic modifications
What does stratospheric ozone recovery demonstrate?
What does stratospheric ozone recovery demonstrate?
Global action can address challenges