Concrete
Concrete is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens (cures) over time. In the past, lime based cement binders, such as lime putty, were often used but sometimes with other hydraulic cements, such as a calcium aluminate cement or with Portland cement to form Portland cement concrete (named for its visual resemblance to Portland stone). Many other non-cementitious types of concrete exist with other methods of binding aggregate together, including asphalt concrete with a bitumen binder, which is frequently used for road surfaces, and polymer concretes that use …
WikipediaPublications
UNEP: United Nations Environment Programme · 18 November 2024 English
Theme: Educate. Advocate. Act now Where: Worldwide Antimicrobial Resistance (AMR) occurs when bacteria, viruses, fungi and parasites no longer respond to antimicrobial agents. As a result of drug resistance, antibiotics …
on AMR, advocate for bold commitments and take concrete actions in response to AMR. The 2024 UNGA High-level …
WHO: World Health Organization · 12 November 2024 English
x, 55 p.
across working groups. The meeting ended with concrete proposals to finalize draft papers and other …
CEEW: Council on Energy, Environment and Water · 12 November 2024 English
Countries and assessment and recovery capacity of the country to adapt to In this study, the Council has considered the G202 current and changing climate impacts. [...] The overall outcomes …
governance international climate agreements into concrete targets and measures that countries will work …
IRES: Royal Institute for Strategic Studies · 11 November 2024 French
Caractéristiques sociodémographiques des Dans la perspective de la tenue de répondants : la COP29, l’Institut Royal des Etudes La majorité des répondants ont plus de 46 ans, Stratégiques (IRES) et …
forestière. • Réadapter et mettre en œuvre de manière concrète les initiatives de reboisement, en adoptant des …
CAN: Climate Action Network · 11 November 2024 English
This policy document from Climate Action Network (CAN) outlines key demands for COP29, emphasizing the necessity of equitable climate finance to support climate resilience, adaptation, and a just transition for …
on par with mitigation, there has been little concrete progress in this regard and so at COP29 CAN demands: … reformulating/redirecting the embattled MWP towards concrete proposals on delivering on the GST mitigation …
WHO: World Health Organization · 11 November 2024 English
v, 34 p.
with a clear call to translate discussions into concrete plans for a more resilient and prepared health … representatives to translate conference outcomes into concrete actions. He highlighted plans to engage with …
IRENA: International Renewable Energy Agency · 11 November 2024 English
Renewable energy
sufficient. It takes time to turn pledges into concrete, domestic actions – time that the world cannot …
INSAH: Institut du Sahel · 9 November 2024 French
Ce Forum a été enrichi par les concertations et travaux préparatoires menés de manière très approfondie par les acteurs de la société civile pastorale et agropastorale de l’Afrique de l’Ouest …
addressing their needs require inclusive and concrete measures of social protection, adapted education …
WHO: World Health Organization · 8 November 2024 English
vii, 25 p., This report supports activities currently underway to reduce the burden of environment-related disease on the health of the population of Kosovo[1] and create a more resilient society …
materials. It has been challenging to implement concrete measures to improve the emissions-reduction plan …
E3G: Third Generation Environmentalism · 8 November 2024 English
Developed countries (and other countries willing to commit to providing support) committing to a step change in international support and the implementation of measures to increase the scale and effectiveness …
development finance system. This would reflect a concrete goal in the hundreds of billions per year. This … and where we need to be. This starts with what concrete commitments can be made now. A solution to this … forms of support which is based on more mature and concrete proposals, or the date could be left open-ended …
