Olusegun Isaac Ayodele and
Sammy Njukang Chalefac are now friends 1 year, 5 months ago
Karina Patricia Chavez Duron and
AZUBUEZE EZINWA OLUEZE and
Sammy Njukang Chalefac and
Ousmane Maiga are now friends 1 year, 5 months agoSammy Njukang Chalefac joined the group
AIU Alumni in jordan 2 years agoSammy Njukang Chalefac's profile was updated 2 years, 2 months ago
Sammy Njukang Chalefac and
Alumni are now friends 2 years, 2 months agoNaphtali Tali and
Emmanuel Appah and
Sammy Njukang Chalefac and
Foriest Samuel Vacanarat Toe are now friends 2 years, 2 months agoSammy Njukang Chalefac's profile was updated 2 years, 4 months ago
Sammy Njukang Chalefac and
Luis Rodriguez Estrada are now friends 2 years, 6 months ago
Sammy Njukang Chalefac and
Carlos Alberto Rossi , PhD are now friends 2 years, 6 months agoSammy Njukang Chalefac joined the group
Liberia AIU graduates 2 years, 6 months agoSammy Njukang Chalefac posted an update in the group
Smart Sustainability 2 years, 6 months agoGreen Energy source and more Abundant but yet unexploited in many countries of the World. Why?
Discuss……
Sammy Njukang Chalefac joined the group
AIU Alumni in jordan 2 years, 6 months agoSammy Njukang Chalefac's profile was updated 2 years, 6 months ago
Sammy Njukang Chalefac created the group
Smart Sustainability 2 years, 6 months agoSammy Njukang Chalefac became a registered member 3 years, 3 months ago
Sammy Njukang Chalefac
Luis Rodriguez Estrada
por varias razones, monopolios, intereses gubernamentales.
la fuentes de energía verde deberían ser el pilar en piases principalmente en desarrollo.