IB ESS HL 1.3.15 Biocapacity Questions

Practise applying biocapacity data to explain renewable-resource production, waste absorption, ecological reserve or deficit and responses to overshoot.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • explain biocapacity as renewable-resource production and waste absorption within biologically productive land
  • calculate and interpret ecological reserve or deficit from ecological-footprint and biocapacity data
  • analyse drivers of changing biocapacity and propose responses to ecological overshoot

IB ESS HL 1.3.15 Biocapacity Questions question 1

[Maximum number: 3]

Question (a)

(a)
Ecological footprint (per person) and biocapacity (1965-2020)

Figure:Ecological footprint (per person) and biocapacity (1965-2020)

Biocapacity is the amount of biological productive land, measured in hectares per person.

Using Figure: Ecological footprint (per person) and biocapacity (1965-2020), calculate the difference between the ecological footprint and the biocapacity per person for 1985.

[ 1 ]

Question (b)

(b)

Suggest how Ecuador could meet the needs of its population if the ecological footprint exceeds biocapacity in the future.

[ 2 ]
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