Resultado da Busca
Há 19 horas · Illustration depicting an electric vehicle charging station powered by high-energy, high-efficiency all-solid-state sodium-air cells. Credit: POSTECH. A team of researchers from Pohang University ...
Há 4 dias · Renewable energy, usable energy derived from replenishable sources such as the Sun (solar energy), wind (wind power), rivers (hydroelectric power), hot springs (geothermal energy), tides (tidal power), and biomass (biofuels). Several forms have become price competitive with energy derived from fossil fuels.
- Noelle Eckley Selin
Há 2 horas · Wind and solar power provide air quality and climate benefits by reducing the need to generate electricity with fossil fuels such as natural gas and coal. The study uses a statistical model to determine the reduction of natural gas and coal generation that occurred due to wind and solar generation.
Há 2 dias · Wind is air movement in the Earth's atmosphere. In a unit of time, say 1 second, the volume of air that had passed an area is . If the air density is , the mass of this volume of air is , and the power transfer, or energy transfer per second is .
Há 5 dias · Wind and solar power provide air quality and climate benefits by reducing the need to generate electricity with fossil fuels such as natural gas and coal. The study uses a statistical model to determine the reduction of natural gas and coal generation that occurred due to wind and solar generation.
Há 4 dias · Overview. A systematic review of the evidence has demonstrated the key role of clean household energy in improving global health, reaffirming the importance of United Nations’ Sustainable Development Goal (SDG) 7, to achieve worldwide access to affordable, modern and clean energy by 2030.
Há 4 dias · New research considers the useful-stage energy return on investment and finds that wind and solar photovoltaics outperform fossil fuels, shedding light on their investment potential.
