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世界气象组织：2022年全球水资源状况报告（英文版）

WMO’s State of Global Water Resources report for 2022 has been launched, following the success of the first pilot report launched last year in response to calls made at various global forums for an independent and consistent assessment of global wate...

2025-04-17 29 4.87MB 67页
世界气象组织：2021年全球水资源状况报告（英文版）

Impacts of climate variability and change are often felt through water. The dynamics of the water cycle and its interactions with human society result in varying spatio-temporal patterns of water resource availability and impacts of water-related ext...

2025-04-17 32 12.33MB 36页
世界气象组织：2024年世界气象组织温室气体公报（英文版）

The latest analysis of observations from the WMO Global Atmosphere Watch (GAW) in situ observational network shows that the globally averaged surface concentrations(2) for carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) reached new highs ...

2025-04-17 18 2.61MB 11页
世界气象组织：2023年世界气象组织温室气体公报（英文版）

The latest analysis of observations from the WMO GAW in situ observational network shows that globally averaged surface mole fractions(4) for carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) reached new highs in 2021, with CO2 at 415.7±0.2...

2025-04-17 25 2.25MB 11页
世界气象组织：2022年世界气象组织温室气体公报（英文版）

The latest analysis of observations from the WMO GAW in situ observational network shows that globally averaged surface mole fractions(4) for carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) reached new highs in 2021, with CO2 at 415.7±0.2...

2025-04-17 20 2.98MB 10页
世界气象组织：2021年世界气象组织温室气体公报（英文版）

The latest analysis of observations from the WMO GAW in situ observational network shows that globally averaged surface mole fractions(1) for CO2, methane (CH4) and nitrous oxide (N2O) reached new highs in 2020, with CO2 at 413.2 ± 0.2 ppm(2), CH4 at...

2025-04-17 27 3.74MB 10页
世界气象组织：2019年世界气象组织温室气体公报（英文版）

The latest analysis of observations from the WMO GAW Programme shows that globally averaged surface mole fractions(1) calculated from this in-situ network for carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) reached new highs in 2018, with...

2025-04-17 23 2.77MB 8页
世界气象组织：2018年世界气象组织温室气体公报（英文版）

The latest analysis of observations from the WMO GAW Programme shows that globally averaged surface mole fractions(1) calculated from this in situ network for carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) reached new highs in 2017, with...

2025-04-17 19 2.61MB 8页
世界气象组织：2017年世界气象组织温室气体公报（英文版）

The rate of increase of atmospheric carbon dioxide (CO2) over the past 70 years is nearly 100 times larger than that at the end of the last ice age. As far as direct and proxy observations can tell, such abrupt changes in the atmospheric levels of CO...

2025-04-17 24 1.3MB 8页
世界气象组织：2020年世界气象组织温室气体公报（英文版）

Average daily CO,emissions from 5 February to 6 May 2020 (redarea) and average ofthe previous years during the same period(grey area) for three European cities. The dark grey horizontalbars cover periods of officiallockdown, while the light grey bars...

2025-04-17 18 2.09MB 9页
世界气象组织：2016年世界气象组织温室气体公报（英文版）

In 2015, Earth experienced the start of a strong El Niño event. El Niño events are natural fluctuations of the climate system where unusually warm water accumulates in the equatorial Pacific Ocean. El Niño events are associated with abnormal weather ...

2025-04-17 30 1.23MB 8页
世界气象组织：2024年世界气象组织空气质量与气候公报（英文版）

Global particulate matter concentrations in 2023 as recorded by two products Johannes Flemming, Allie Collow Particulate matter at the surface that is smaller than 2.5 micrometres in diameter is referred to as PM2.5. In ambient air, PM2.5 is a severe...

2025-04-17 52 1.56MB 12页
世界气象组织：2022年世界气象组织空气质量与气候公报（英文版）

Looking to the future, regional air quality may become increasingly influenced by wildfires, especially in light of regional climate change impacts. A measurable effect of climate change on a regional scale, affecting the frequency and intensity of w...

2025-04-17 21 1.7MB 9页
世界气象组织：2021年世界气象组织空气质量与气候公报（英文版）

Inhaling particulate matter smaller than 2.5 micrometres (PM2.5) over long periods is a severe health hazard. Human and natural sources contribute to PM2.5 pollution in varying proportions at the global scale. Using the PM2.5 data from the Copernicus...

2025-04-17 30 2.4MB 11页
世界气象组织：2023年联合科学报告（英文版）

At the half-time point of the 2030 Agenda, the science is clear – the planet is far off track from meeting its climate goals Anthropogenic climate change has resulted in widespread and rapid changes in the atmosphere, ocean, cryosphere and biosphere,...

2025-04-17 23 6.85MB 48页
世界气象组织：2022年联合科学报告（英文版）

United in Science provides an overview of the most recent science related to climate change, impacts and responses from the World Meteorological Organization (WMO) and partner organizations. At a time when urgent action to address climate change is n...

2025-04-17 30 14.81MB 40页
世界气象组织：2024年世界气象组织空中尘埃公告（英文版）

The global average of annual mean surface dust concentrations in 2023 (12.7 µg m–3, see Figure 1(a)) was slightly lower than that in 2022 (13.8 µg m–3, see WMO Airborne Dust Bulletin, No. 7). This decrease in 2023 is mainly attributed to reduced dust...

2025-04-17 27 6.47MB 10页
世界气象组织：2023年世界气象组织空中尘埃公告（英文版）

The global average of annual mean dust surface concentrations in 2022 (13.8 µg m–3, see Figure 1(a)) was slightly higher than that in 2021 (13.5 µg m–3, see WMO Airborne Dust Bulletin, No. 6). This increase in 2022 is mainly attributed to enhanced du...

2025-04-17 20 1.86MB 9页
世界气象组织：2022年世界气象组织空中尘埃公告（英文版）

The spatial distribution of the global surface concentration of mineral dust in 2021 (Figure 1) and its anomaly relative to climatologically mean values (1981–2010) (Figure 2) were derived based on the dust products from the Modern-Era Retrospective ...

2025-04-17 28 5.75MB 13页
世界气象组织：2021年世界气象组织空中尘埃公告（英文版）

The WMO Global Sand and Dust Storm Warning Advisory and Assessment System (SDS-WAS) is intended to provide continuous and improved SDS operational forecasts as well as to facilitate international coordinated SDS research in the earth-system science d...

2025-04-17 18 5.77MB 8页

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