Yaw A. Twumasi

Relationship between CO2 Emissions and Renewable Energy Production in the United States of America

Yaw A. Twumasi · Archives of Current Research International · 2017

This study investigates the relationship between carbon dioxide (CO2) emissions and renewable energy production. In particular, the analysis considers whether there is a uniform relationship between CO2emissions and renewable energy production in the United States. The study uses...

Open access Research Article 10.9734/ACRI/2017/30483

Relationships between Climate Parameters and Forest Vegetation At and Near Digya National Park, Ghana

Yaw A. Twumasi, Tommy L. Coleman, Andrew Manu, Edmund C. Merem & Albert Osei · International Journal of Environment and Climate Change · 2011

This paper evaluates the effect of three climate parameters on forest cover in Ghana and the normalized difference vegetation index (NDVI) at Digya National Park derived from Landsat image data. Climate data (temperature, humidity, dewpoint, rainfall) are assembled from statistic...

Open access Research Article 10.9734/BJECC/2011/601

Tropical Forest Landscape Change and the Role of Agroforestry Systems in Southern Nigeria

Edmund C. Merem, Joan Wesley, Yaw A. Twumasi, Chandra Richardson & Coney Romorno · International Journal of Environment and Climate Change · 2012

The paper analyzes tropical forest landscape change and deforestation trends in Nigeria. Emphasis’ are on the issues, the environmental analysis of the trends, factors influencing it, and community agroforestry efforts. The time frame and setting for the study runs through the we...

Open access Research Article 10.9734/BJECC/2012/1847