Agricultural Areas:
• Small farm: 1-10 ha (0.01-0.1 hm²)
• Medium farm: 50-200 ha (0.5-2 hm²)
• Large farm: 500-2000 ha (5-20 hm²)
• Agricultural district: 10,000+ ha (100+ hm²)
Forest & Conservation:
• Small woodland: 5-25 ha (0.05-0.25 hm²)
• National park: 1,000-100,000 ha
• Forest reserve: 10,000+ ha (100+ hm²)
• Protected area: Variable sizes
Urban Planning:
• City block: 0.1-1 ha (0.001-0.01 hm²)
• Neighborhood: 50-500 ha (0.5-5 hm²)
• City district: 1,000+ ha (10+ hm²)
• Metropolitan area: 10,000+ ha