Here's your IELTS Writing Task 1 composition title...

5. The diagrams below show types of road-surface design used in dry and wet climates. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.
Dry climate road-surface designs

Dry climate roads

Wet climate road-surface designs

Wet climate roads

PLAN

Paragraph 1

 A brief introduction: explain that the designs differ in the way they deal with rainwater.

Paragraph 2

 Explain the effects of rainwater on the dry-climate designs.

Paragraph 3

 Explain how the wet-climate designs deal with rainwater, and compare them with the dry-climate designs.

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