The Green Standards

Best Management Practices

What type of management is good, and what goes against biology.

Consider age

Green Space Density

An analysis of WHO recommendations for green space density and a review of the situation in Yerevan.

Support

Citizen Involvement

Residents should be the city's main allies in caring for its trees.

Replacement Recommended

Ailanthus altissima (Tree of Heaven)

The harm of Ailanthus to Yerevan's ecosystem and the best ways to combat it.

Compost Required

Leaf Disposal

Due to Leaf Miner infestation, leaves must be composted to neutralize pests. Do not leave on surface.

Critical Infrastructure

The Value of Trees

Quantifying the cooling effect, dust filtration, and property value increase of Yerevan's canopy.

Lawns Standard

Native meadow lawns require 80% less water than turf and reduce fire risk compared to wild grass.

Ecological Infrastructure

Pocket Forests: Global Experience for Yerevan's climate
Greening

Pocket Forests

Compact green spaces are effective for constrained urban environments.

Biological Pest Control via Syrian Woodpecker Population Enhancement
Biological Pest Control

Syrian Woodpecker

Primary predator of the flathead borers.

Great Tits for Yerevan
Biological Pest Control

Great Tit (Parus Major)

Primary predator of the Oak Leaf Miner.