New Delhi, Sept. 15 -- Summary Tanzanian start-ups are crucial in combating climate change, particularly through innovative uses of seaweed for bio-stimulants and biodegradable materials.

However, they face financial hurdles due to a lack of investment and structural mismatches in global finance.

Bridging these gaps with blended finance and policy reforms could unlock their potential and enhance climate resilience.

Under a blazing mid-morning sun on Zanzibar's Jambiani coast, Rabia Hussein Ali leans into the wind. The tide is surging quickly. With cautious steps, she wades into the knee-deep water.

Her hijab, damp with sea spray, frames a face weathered by salt and sun. Behind her, polyethylene ropes heavy with seaweed scrape across t...