Acacia trees can be found in sand and gravel valleys and the slopes of the mountains at ... Their stem and branches are reddish-brown in color and the leaves are thin, elliptical to a spoon shape.

Christine Wangari is growing a greener Kenya. Her work in Nairobi continues the legacy of Wangari Maathai and inspires the ...

Deciduous trees are grown for their attractive ornamental features such as decorative bark, flowers, coloured foliage or autumn fruits, and their shape and form create height and structure within a ...

Abstract: To develop statistical methods for shapes with a tree-structure, we construct a shape space framework for tree-shapes and study metrics on the shape space. This shape space has singularities ...

Christine Wangari’s seedlings left Nakuru for Nairobi’s dusty lots. Today, her acacias, crotons, neem, and others help define what is today, the green city under the sun. SPECIAL REPORT | BIRD AGENCY ...

Trees can end up missing out on a chunk of the nutrients they originally invested in leaf growth. The two physicists designed an apparatus to release 100 artificial leaves inside a tank of water. This ...

As a Blue Hen, Mackenzie Dowlin did a month-long study abroad safari in Tanzania that, she said, “absolutely changed my life.