企业倡议对全球可再生电力部署的贡献
Florian Egli1,2, Rui Zhang3, Victor Hopo3
1Energy and Technology Policy Group, ETH Zurich, Zurich, Switzerland. florian.egli@gess.ethz.ch.
Nature communications
|August 4, 2023
概括
RE100公司的企业可再生电力 (RE) 采购对全球影响有限 (占总发电量的<1%). 然而,RE100可以通过扩张和严格的临时目标显著增加其对能源转型的影响.
科学领域:
- 环境科学 环境科学
- 能源政策 能源政策
- 企业的可持续性 企业的可持续发展
背景情况:
- 私营部门领导人对气候变化的担忧越来越大.
- 企业可再生电力 (RE) 采购是能源转型的日益关注焦点.
- RE100倡议是最大的企业项目,旨在促进再生能源采购.
研究的目的:
- 评估RE100成员公司对全球能源转型的实际影响.
- 开发一种方法,将企业的可再生能源采购映射到特定的地理司法管辖区.
- 确定RE100可以产生变革效应的领域.
主要方法:
- 开发了一种新的方法,将RE100电力采购映射到全球司法管辖区.
- 分析了由RE100公司采购的总发电量的比例.
- 量化了RE100成员在不同地区采购的可用可再生能源的份额.
主要成果:
- RE100公司在129个司法管辖区开展业务,但它们的总电力采购占全球发电量的不到1%.
- 在全球范围内,RE100成员采购可用的可再生能源的1.4%.
- 在9个特定司法管辖区,采购份额超过20%,这表明了局部影响.
结论:
- 目前RE100对能源转型的全球影响有限.
- 通过专注于制定严格的临时目标和扩大成员数量,RE100可以增强其影响力.
- 未来的战略可以在2030年之前大幅增加RE100采购的可再生能源.
相关概念视频
Sustainable Development
13.3K
As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.
13.3K
Power and Energy
898
The power and energy delivered to an element are subjects of great significance in the field of electrical engineering. It is a well-known fact that a 100-watt light bulb emits more light than a 60-watt one. Therefore, power and energy calculations play a crucial role in the analysis of electrical circuits.
Power, defined as the time rate of expending or absorbing energy, is quantified in units called watts (W). The relation between power and energy is mathematically given as
Power, defined as the time rate of expending or absorbing energy, is quantified in units called watts (W). The relation between power and energy is mathematically given as
898
Energy to Drive Translocation
2.1K
Mitochondrial protein import is powered by two distinct energy sources: ATP hydrolysis and electrochemical potential across the inner membrane. Newly synthesized precursors are bound by cytosolic chaperones of the Hsp70 family, which guide them to the import receptors on the mitochondrial surface. Utilizing the energy of ATP hydrolysis, Hsp70 chaperones transfer these precursors to the TOM receptors on the mitochondrial outer membrane.
Generally, polypeptides are unfolded by two distinct...
Generally, polypeptides are unfolded by two distinct...
2.1K
Wind Turbine Machine Models
166
In the growing field of wind energy, incorporating wind turbine models into transient stability analysis is essential. Induction and synchronous machines are the primary models used, with induction machines being prevalent due to their simplicity and reliability.
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
166
Unrenewable Cells
2.3K
In humans, the photoreceptor cells of the eye and sensory hair cells of the ear lack stem cells. These cells are thus unrenewable and cannot be replaced when they are damaged or destroyed.
Photoreceptors
The retina is composed of several layers and contains specialized cells called photoreceptors. The photoreceptors (rods and cones) change their membrane potential when stimulated by light energy. There are two types of photoreceptors—rods and cones—which differ in the shape of...
Photoreceptors
The retina is composed of several layers and contains specialized cells called photoreceptors. The photoreceptors (rods and cones) change their membrane potential when stimulated by light energy. There are two types of photoreceptors—rods and cones—which differ in the shape of...
2.3K
Electrical Power
3.1K
Electric power is the product of current and voltage, represented in units of joules per second, or watts. For example, cars often have one or more auxiliary power outlets with which you can charge a cell phone or other electronic devices. These outlets may be rated at 20 amps and 12 volts, so that the circuit can deliver a maximum power of 240 watts. Consider a 25 Watt bulb and a 60 Watt bulb. The conversion of electrical energy produces heat and light, while the kinetic energy lost by the...
3.1K


